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| 312: | 2 | 2 | 2 | 3 | 13 | |||
| 648: | 2 | 2 | 2 | 3 | 3 | 3 | 3 | |
| GCF: | 2 | 2 | 2 | 3 |
The Greates Common Factor (GCF) is: 2 x 2 x 2 x 3 = 24
| Greatest Common Factor (GCF) of 15 and 14 | | Greatest Common Factor (GCF) of 140 and 490 | | Greatest Common Factor (GCF) of 18 and 4 | | Greatest Common Factor (GCF) of 42 and 18 | | Greatest Common Factor (GCF) of 32 and 56 | | Greatest Common Factor (GCF) of 6 and 12 | | Greatest Common Factor (GCF) of 25 and 50 | | Greatest Common Factor (GCF) of 128 and 54 | | Greatest Common Factor (GCF) of 24 and 28 | | Greatest Common Factor (GCF) of 12 and 24 | | Greatest Common Factor (GCF) of 12 and 48 | | Greatest Common Factor (GCF) of 84 and 18 | | Greatest Common Factor (GCF) of 84 and 12 | | Greatest Common Factor (GCF) of 18 and 84 | | Greatest Common Factor (GCF) of 39 and 6 | | Greatest Common Factor (GCF) of 32 and 80 | | Greatest Common Factor (GCF) of 36 and 56 | | Greatest Common Factor (GCF) of 7 and 15 | | Greatest Common Factor (GCF) of 9 and 12 | | Greatest Common Factor (GCF) of 666 and 999 | | Greatest Common Factor (GCF) of 80 and 84 | | Greatest Common Factor (GCF) of 20 and 96 | | Greatest Common Factor (GCF) of 32 and 60 | | Greatest Common Factor (GCF) of 2 and 2 | | Greatest Common Factor (GCF) of 39 and 3 | | Greatest Common Factor (GCF) of 15 and 154 | | Greatest Common Factor (GCF) of 12 and 8 | | Greatest Common Factor (GCF) of 27 and 42 | | Greatest Common Factor (GCF) of 64 and 24 | | Greatest Common Factor (GCF) of 2 and 6 | | Greatest Common Factor (GCF) of 12 and 6 | | Greatest Common Factor (GCF) of 1216 and 1990 |