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The factors of 40 are:

1, 2, 4, 5, 8, 10, 20, 40

The factors of 72 are:

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

The common factors are:

1, 2, 4, 8

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9y ago
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13y ago

The factors of 24 are: 1, 2, 3, 4, 6, 8, 12, 24

The factors of 40 are: 1, 2, 4, 5, 8, 10, 20, 40

The factors of 72 are: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72

The common factors are: 1, 2, 4, 8

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13y ago

The factors of 40 are: 1, 2, 4, 5, 8, 10, 20, 40

The factors of 72 are: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72

The common factors are: 1, 2, 4, 8

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14y ago

A single number cannot have a common factor.

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12y ago

Factors of:

32: 2, 4, 8, 16

42: 2, 3, 6, 7, 14, 21

72: 2, 3, 6, 8, 9, 12, 24, 36

Therefore

the common factor of 32, 42, and 72 is 2.

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9y ago

1, 2, 4 and 8

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11y ago

1, 2, 3, 4, 6, 8, 12, 24

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8y ago

The common factors are: 1, 2, 4, 8.

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Q: What are the common factors of 40 and72?
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