80710740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40763}}^1$

素因数の和:40789

約数の個数: 72

約数和(自身を含む): 267085728

約数和(自身を除く): 186374988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 40763, 81526, 122289, 163052, 203815, 244578, 366867, 407630, 448393, 489156, 611445, 733734, 815260, 896786, 1222890, 1345179, 1467468, 1793572, 1834335, 2241965, 2445780, 2690358, 3668670, 4035537, 4483930, 5380716, 6725895, 7337340, 8071074, 8967860, 13451790, 16142148, 20177685, 26903580, 40355370, 80710740]

約数ペア:

[(1, 80710740), (2, 40355370), (3, 26903580), (4, 20177685), (5, 16142148), (6, 13451790), (9, 8967860), (10, 8071074), (11, 7337340), (12, 6725895), (15, 5380716), (18, 4483930), (20, 4035537), (22, 3668670), (30, 2690358), (33, 2445780), (36, 2241965), (44, 1834335), (45, 1793572), (55, 1467468), (60, 1345179), (66, 1222890), (90, 896786), (99, 815260), (110, 733734), (132, 611445), (165, 489156), (180, 448393), (198, 407630), (220, 366867), (330, 244578), (396, 203815), (495, 163052), (660, 122289), (990, 81526), (1980, 40763)]