What is the greatest common factor of 48 168 and 280?

The GCF of 48, 168, and 280 is 8

Factors of 48: 1 2 3 4 6 8 12 16 24 48 Factors of 168: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 Factors of 280: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280