81155910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:394

約数の個数: 96

約数和(自身を含む): 217566720

約数和(自身を除く): 136410810

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 79, 110, 121, 158, 165, 237, 242, 283, 330, 363, 395, 474, 566, 605, 726, 790, 849, 869, 1185, 1210, 1415, 1698, 1738, 1815, 2370, 2607, 2830, 3113, 3630, 4245, 4345, 5214, 6226, 8490, 8690, 9339, 9559, 13035, 15565, 18678, 19118, 22357, 26070, 28677, 31130, 34243, 44714, 46695, 47795, 57354, 67071, 68486, 93390, 95590, 102729, 111785, 134142, 143385, 171215, 205458, 223570, 245927, 286770, 335355, 342430, 491854, 513645, 670710, 737781, 1027290, 1229635, 1475562, 2459270, 2705197, 3688905, 5410394, 7377810, 8115591, 13525985, 16231182, 27051970, 40577955, 81155910]

約数ペア:

[(1, 81155910), (2, 40577955), (3, 27051970), (5, 16231182), (6, 13525985), (10, 8115591), (11, 7377810), (15, 5410394), (22, 3688905), (30, 2705197), (33, 2459270), (55, 1475562), (66, 1229635), (79, 1027290), (110, 737781), (121, 670710), (158, 513645), (165, 491854), (237, 342430), (242, 335355), (283, 286770), (330, 245927), (363, 223570), (395, 205458), (474, 171215), (566, 143385), (605, 134142), (726, 111785), (790, 102729), (849, 95590), (869, 93390), (1185, 68486), (1210, 67071), (1415, 57354), (1698, 47795), (1738, 46695), (1815, 44714), (2370, 34243), (2607, 31130), (2830, 28677), (3113, 26070), (3630, 22357), (4245, 19118), (4345, 18678), (5214, 15565), (6226, 13035), (8490, 9559), (8690, 9339)]