 # How Many Factors? (3)

In this worksheet, students state how many factors a number has by looking at its "factor spider"! Key stage:  KS 2

Curriculum topic:   Number: Multiplication and Division

Curriculum subtopic:   Identify Multiples and Factors

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### QUESTION 1 of 10

A number such as 6 has 4 factors, shown in pairs on the legs of this factor spider.

1 x 6 and 2 x 3 both equal 6. The number 12 has 6 factors, shown on the legs of this factor spider. Look at the factor spider for the number 9, which has 3 factors.

Note that the factor 3 should only be counted once. Want to understand this further and learn how this links to other topics in maths?

Why not watch this video?

How many factors does the following number have?

16

How many factors does the following number have?

17

How many factors does the following number have?

48

How many factors does the following number have?

49

How many factors does the following number have?

50

How many factors does the following number have?

51

How many factors does the following number have?

27

How many factors does the following number have?

61

How many factors does the following number have?

47

How many factors does the following number have?

72

• Question 1

How many factors does the following number have?

16

5
EDDIE SAYS
16: 1, 2, 4, 8, 16
• Question 2

How many factors does the following number have?

17

2
EDDIE SAYS
17: 1, 17
• Question 3

How many factors does the following number have?

48

10
EDDIE SAYS
48: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48
• Question 4

How many factors does the following number have?

49

3
EDDIE SAYS
49: 1, 7, 49
• Question 5

How many factors does the following number have?

50

6
EDDIE SAYS
50: 1, 2, 5, 10, 25, 50
• Question 6

How many factors does the following number have?

51

4
EDDIE SAYS
51 is divisible by 3 51: 1, 3, 17, 51
• Question 7

How many factors does the following number have?

27

4
EDDIE SAYS
27: 1, 3, 9, 27
• Question 8

How many factors does the following number have?

61

2
EDDIE SAYS
Prime 61: 1, 61
• Question 9

How many factors does the following number have?

47

2
EDDIE SAYS
Prime 47: 1, 47
• Question 10

How many factors does the following number have?

72

12
EDDIE SAYS
72: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72
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