64439820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2539}}^1$

素因数の和:2604

約数の個数: 96

約数和(自身を含む): 204825600

約数和(自身を除く): 140385780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 90, 94, 108, 135, 141, 180, 188, 235, 270, 282, 423, 470, 540, 564, 705, 846, 940, 1269, 1410, 1692, 2115, 2538, 2539, 2820, 4230, 5076, 5078, 6345, 7617, 8460, 10156, 12690, 12695, 15234, 22851, 25380, 25390, 30468, 38085, 45702, 50780, 68553, 76170, 91404, 114255, 119333, 137106, 152340, 228510, 238666, 274212, 342765, 357999, 457020, 477332, 596665, 685530, 715998, 1073997, 1193330, 1371060, 1431996, 1789995, 2147994, 2386660, 3221991, 3579990, 4295988, 5369985, 6443982, 7159980, 10739970, 12887964, 16109955, 21479940, 32219910, 64439820]

約数ペア:

[(1, 64439820), (2, 32219910), (3, 21479940), (4, 16109955), (5, 12887964), (6, 10739970), (9, 7159980), (10, 6443982), (12, 5369985), (15, 4295988), (18, 3579990), (20, 3221991), (27, 2386660), (30, 2147994), (36, 1789995), (45, 1431996), (47, 1371060), (54, 1193330), (60, 1073997), (90, 715998), (94, 685530), (108, 596665), (135, 477332), (141, 457020), (180, 357999), (188, 342765), (235, 274212), (270, 238666), (282, 228510), (423, 152340), (470, 137106), (540, 119333), (564, 114255), (705, 91404), (846, 76170), (940, 68553), (1269, 50780), (1410, 45702), (1692, 38085), (2115, 30468), (2538, 25390), (2539, 25380), (2820, 22851), (4230, 15234), (5076, 12695), (5078, 12690), (6345, 10156), (7617, 8460)]