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Factors of 72: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72.

Factors of 32: 1, 2, 4, 8, 16, 32.

Factors of 40: 1, 2, 4, 5, 8, 10, 20, 40.

GCF (72, 32, 40) = 8

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12y ago

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