Here we have calculated and created a list of all the factors of six hundred forty.

The factors of 640 are:

**1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640**

Factors of 640 are integers that you can multiply together to get 640. Here are all the combinations of factors of 640 that you can multiply together to get 640:

**1 x 640 = 640**

2 x 320 = 640

4 x 160 = 640

5 x 128 = 640

8 x 80 = 640

10 x 64 = 640

16 x 40 = 640

20 x 32 = 640

32 x 20 = 640

40 x 16 = 640

64 x 10 = 640

80 x 8 = 640

128 x 5 = 640

160 x 4 = 640

320 x 2 = 640

640 x 1 = 640

If you divide 640 by a factor of 640, you will get one of the other factors of 640. Here are all combinations of dividing 640 by its factors:

2 x 320 = 640

4 x 160 = 640

5 x 128 = 640

8 x 80 = 640

10 x 64 = 640

16 x 40 = 640

20 x 32 = 640

32 x 20 = 640

40 x 16 = 640

64 x 10 = 640

80 x 8 = 640

128 x 5 = 640

160 x 4 = 640

320 x 2 = 640

640 x 1 = 640

**640 / 1 = 640**

640 / 2 = 320

640 / 4 = 160

640 / 5 = 128

640 / 8 = 80

640 / 10 = 64

640 / 16 = 40

640 / 20 = 32

640 / 32 = 20

640 / 40 = 16

640 / 64 = 10

640 / 80 = 8

640 / 128 = 5

640 / 160 = 4

640 / 320 = 2

640 / 640 = 1

640 / 2 = 320

640 / 4 = 160

640 / 5 = 128

640 / 8 = 80

640 / 10 = 64

640 / 16 = 40

640 / 20 = 32

640 / 32 = 20

640 / 40 = 16

640 / 64 = 10

640 / 80 = 8

640 / 128 = 5

640 / 160 = 4

640 / 320 = 2

640 / 640 = 1

In summary, we have not only listed all the factors of 640, but also illustrated that our solution is correct by multiplying and dividing the factors of six hundred forty.

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**Factors of 641**

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