2798841420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{81409}}^1$

素因数の和:81615

約数の個数: 72

約数和(自身を含む): 8534373120

約数和(自身を除く): 5735531700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 191, 382, 573, 764, 955, 1146, 1719, 1910, 2292, 2865, 3438, 3820, 5730, 6876, 8595, 11460, 17190, 34380, 81409, 162818, 244227, 325636, 407045, 488454, 732681, 814090, 976908, 1221135, 1465362, 1628180, 2442270, 2930724, 3663405, 4884540, 7326810, 14653620, 15549119, 31098238, 46647357, 62196476, 77745595, 93294714, 139942071, 155491190, 186589428, 233236785, 279884142, 310982380, 466473570, 559768284, 699710355, 932947140, 1399420710, 2798841420]

約数ペア:

[(1, 2798841420), (2, 1399420710), (3, 932947140), (4, 699710355), (5, 559768284), (6, 466473570), (9, 310982380), (10, 279884142), (12, 233236785), (15, 186589428), (18, 155491190), (20, 139942071), (30, 93294714), (36, 77745595), (45, 62196476), (60, 46647357), (90, 31098238), (180, 15549119), (191, 14653620), (382, 7326810), (573, 4884540), (764, 3663405), (955, 2930724), (1146, 2442270), (1719, 1628180), (1910, 1465362), (2292, 1221135), (2865, 976908), (3438, 814090), (3820, 732681), (5730, 488454), (6876, 407045), (8595, 325636), (11460, 244227), (17190, 162818), (34380, 81409)]