90624780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 288288000

約数和(自身を除く): 197663220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 109, 124, 149, 155, 180, 186, 218, 279, 298, 310, 327, 372, 436, 447, 465, 545, 558, 596, 620, 654, 745, 894, 930, 981, 1090, 1116, 1308, 1341, 1395, 1490, 1635, 1788, 1860, 1962, 2180, 2235, 2682, 2790, 2980, 3270, 3379, 3924, 4470, 4619, 4905, 5364, 5580, 6540, 6705, 6758, 8940, 9238, 9810, 10137, 13410, 13516, 13857, 16241, 16895, 18476, 19620, 20274, 23095, 26820, 27714, 30411, 32482, 33790, 40548, 41571, 46190, 48723, 50685, 55428, 60822, 64964, 67580, 69285, 81205, 83142, 92380, 97446, 101370, 121644, 138570, 146169, 152055, 162410, 166284, 194892, 202740, 207855, 243615, 277140, 292338, 304110, 324820, 415710, 487230, 503471, 584676, 608220, 730845, 831420, 974460, 1006942, 1461690, 1510413, 2013884, 2517355, 2923380, 3020826, 4531239, 5034710, 6041652, 7552065, 9062478, 10069420, 15104130, 18124956, 22656195, 30208260, 45312390, 90624780]

約数ペア:

[(1, 90624780), (2, 45312390), (3, 30208260), (4, 22656195), (5, 18124956), (6, 15104130), (9, 10069420), (10, 9062478), (12, 7552065), (15, 6041652), (18, 5034710), (20, 4531239), (30, 3020826), (31, 2923380), (36, 2517355), (45, 2013884), (60, 1510413), (62, 1461690), (90, 1006942), (93, 974460), (109, 831420), (124, 730845), (149, 608220), (155, 584676), (180, 503471), (186, 487230), (218, 415710), (279, 324820), (298, 304110), (310, 292338), (327, 277140), (372, 243615), (436, 207855), (447, 202740), (465, 194892), (545, 166284), (558, 162410), (596, 152055), (620, 146169), (654, 138570), (745, 121644), (894, 101370), (930, 97446), (981, 92380), (1090, 83142), (1116, 81205), (1308, 69285), (1341, 67580), (1395, 64964), (1490, 60822), (1635, 55428), (1788, 50685), (1860, 48723), (1962, 46190), (2180, 41571), (2235, 40548), (2682, 33790), (2790, 32482), (2980, 30411), (3270, 27714), (3379, 26820), (3924, 23095), (4470, 20274), (4619, 19620), (4905, 18476), (5364, 16895), (5580, 16241), (6540, 13857), (6705, 13516), (6758, 13410), (8940, 10137), (9238, 9810)]