87288870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1997}}^1$

素因数の和:2085

約数の個数: 64

約数和(自身を含む): 220962816

約数和(自身を除く): 133673946

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 47, 62, 93, 94, 141, 155, 186, 235, 282, 310, 465, 470, 705, 930, 1410, 1457, 1997, 2914, 3994, 4371, 5991, 7285, 8742, 9985, 11982, 14570, 19970, 21855, 29955, 43710, 59910, 61907, 93859, 123814, 185721, 187718, 281577, 309535, 371442, 469295, 563154, 619070, 928605, 938590, 1407885, 1857210, 2815770, 2909629, 5819258, 8728887, 14548145, 17457774, 29096290, 43644435, 87288870]

約数ペア:

[(1, 87288870), (2, 43644435), (3, 29096290), (5, 17457774), (6, 14548145), (10, 8728887), (15, 5819258), (30, 2909629), (31, 2815770), (47, 1857210), (62, 1407885), (93, 938590), (94, 928605), (141, 619070), (155, 563154), (186, 469295), (235, 371442), (282, 309535), (310, 281577), (465, 187718), (470, 185721), (705, 123814), (930, 93859), (1410, 61907), (1457, 59910), (1997, 43710), (2914, 29955), (3994, 21855), (4371, 19970), (5991, 14570), (7285, 11982), (8742, 9985)]