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| 220: | 2 | 2 | 5 | 11 | |||
| 240: | 2 | 2 | 2 | 2 | 3 | 5 | |
| GCF: | 2 | 2 | 5 |
The Greates Common Factor (GCF) is: 2 x 2 x 5 = 20
| Greatest Common Factor (GCF) of 740 and 370 | | Greatest Common Factor (GCF) of 420 and 210 | | Greatest Common Factor (GCF) of 650 and 320 | | Greatest Common Factor (GCF) of 300 and 15 | | Greatest Common Factor (GCF) of 500 and 300 | | Greatest Common Factor (GCF) of 224 and 320 | | Greatest Common Factor (GCF) of 456 and 234 | | Greatest Common Factor (GCF) of 156 and 374 | | Greatest Common Factor (GCF) of 72 and 196 | | Greatest Common Factor (GCF) of 120 and 160 | | Greatest Common Factor (GCF) of 64 and 400 | | Greatest Common Factor (GCF) of 154 and 143 | | Greatest Common Factor (GCF) of 62 and 121 | | Greatest Common Factor (GCF) of 220 and 550 | | Greatest Common Factor (GCF) of 235 and 320 | | Greatest Common Factor (GCF) of 164 and 132 | | Greatest Common Factor (GCF) of 1386 and 322 | | Greatest Common Factor (GCF) of 231 and 660 | | Greatest Common Factor (GCF) of 245 and 294 | | Greatest Common Factor (GCF) of 10 and 110 | | Greatest Common Factor (GCF) of 15 and 68 | | Greatest Common Factor (GCF) of 39 and 70 | | Greatest Common Factor (GCF) of 104 and 170 | | Greatest Common Factor (GCF) of 136 and 221 | | Greatest Common Factor (GCF) of 133 and 189 | | Greatest Common Factor (GCF) of 50 and 110 | | Greatest Common Factor (GCF) of 64 and 30 | | Greatest Common Factor (GCF) of 520 and 630 | | Greatest Common Factor (GCF) of 200 and 128 | | Greatest Common Factor (GCF) of 480 and 620 | | Greatest Common Factor (GCF) of 84 and 77 | | Greatest Common Factor (GCF) of 45 and 23 |