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| 78: | 2 | 3 | 13 | |
| 42: | 2 | 3 | 7 | |
| GCF: | 2 | 3 |
The Greates Common Factor (GCF) is: 2 x 3 = 6
| Greatest Common Factor (GCF) of 58 and 32 | | Greatest Common Factor (GCF) of 66 and 147 | | Greatest Common Factor (GCF) of 3150 and 2940 | | Greatest Common Factor (GCF) of 22 and 34 | | Greatest Common Factor (GCF) of 81 and 216 | | Greatest Common Factor (GCF) of 456 and 4680 | | Greatest Common Factor (GCF) of 27 and 38 | | Greatest Common Factor (GCF) of 29 and 23 | | Greatest Common Factor (GCF) of 13 and 56 | | Greatest Common Factor (GCF) of 31 and 69 | | Greatest Common Factor (GCF) of 210 and 28 | | Greatest Common Factor (GCF) of 64 and 2 | | Greatest Common Factor (GCF) of 49 and 34 | | Greatest Common Factor (GCF) of 126 and 105 | | Greatest Common Factor (GCF) of 21 and 38 | | Greatest Common Factor (GCF) of 210 and 180 | | Greatest Common Factor (GCF) of 44 and 22 | | Greatest Common Factor (GCF) of 66 and 96 | | Greatest Common Factor (GCF) of 430 and 340 | | Greatest Common Factor (GCF) of 375 and 525 | | Greatest Common Factor (GCF) of 18 and 6 | | Greatest Common Factor (GCF) of 87 and 346 | | Greatest Common Factor (GCF) of 18 and 103 | | Greatest Common Factor (GCF) of 19 and 22 | | Greatest Common Factor (GCF) of 72 and 88 | | Greatest Common Factor (GCF) of 39 and 48 | | Greatest Common Factor (GCF) of 38 and 76 | | Greatest Common Factor (GCF) of 30 and 28 | | Greatest Common Factor (GCF) of 190 and 125 | | Greatest Common Factor (GCF) of 3000000 and 653 | | Greatest Common Factor (GCF) of 5 and 80 | | Greatest Common Factor (GCF) of 15 and 32 |