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| 80: | 2 | 2 | 2 | 2 | 5 | ||
| 1540: | 2 | 2 | 5 | 7 | 11 | ||
| GCF: | 2 | 2 | 5 |
The Greates Common Factor (GCF) is: 2 x 2 x 5 = 20
| Greatest Common Factor (GCF) of 3215 and 3245 | | Greatest Common Factor (GCF) of 87 and 600 | | Greatest Common Factor (GCF) of 36126 and 180 | | Greatest Common Factor (GCF) of 240 and 364 | | Greatest Common Factor (GCF) of 3456 and 2345 | | Greatest Common Factor (GCF) of 109 and 314 | | Greatest Common Factor (GCF) of 334 and 385 | | Greatest Common Factor (GCF) of 111 and 142 | | Greatest Common Factor (GCF) of 510 and 250 | | Greatest Common Factor (GCF) of 323 and 800 | | Greatest Common Factor (GCF) of 1200 and 4323 | | Greatest Common Factor (GCF) of 4312 and 2120 | | Greatest Common Factor (GCF) of 490 and 500 | | Greatest Common Factor (GCF) of 94 and 404 | | Greatest Common Factor (GCF) of 307 and 800 | | Greatest Common Factor (GCF) of 245 and 900 | | Greatest Common Factor (GCF) of 235 and 800 | | Greatest Common Factor (GCF) of 747 and 800 | | Greatest Common Factor (GCF) of 228 and 44 | | Greatest Common Factor (GCF) of 4500 and 75 | | Greatest Common Factor (GCF) of 108 and 656 | | Greatest Common Factor (GCF) of 233 and 318 | | Greatest Common Factor (GCF) of 551 and 318 | | Greatest Common Factor (GCF) of 418 and 594 | | Greatest Common Factor (GCF) of 1200024 and 1323456 | | Greatest Common Factor (GCF) of 12342 and 10234 | | Greatest Common Factor (GCF) of 3780 and 240 | | Greatest Common Factor (GCF) of 1250 and 35 | | Greatest Common Factor (GCF) of 578 and 378 | | Greatest Common Factor (GCF) of 578 and 286 | | Greatest Common Factor (GCF) of 297 and 800 | | Greatest Common Factor (GCF) of 39 and 244 |