54577980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9781}}^1$

素因数の和:9827

約数の個数: 72

約数和(自身を含む): 170911104

約数和(自身を除く): 116333124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 9781, 19562, 29343, 39124, 48905, 58686, 88029, 97810, 117372, 146715, 176058, 195620, 293430, 303211, 352116, 440145, 586860, 606422, 880290, 909633, 1212844, 1516055, 1760580, 1819266, 2728899, 3032110, 3638532, 4548165, 5457798, 6064220, 9096330, 10915596, 13644495, 18192660, 27288990, 54577980]

約数ペア:

[(1, 54577980), (2, 27288990), (3, 18192660), (4, 13644495), (5, 10915596), (6, 9096330), (9, 6064220), (10, 5457798), (12, 4548165), (15, 3638532), (18, 3032110), (20, 2728899), (30, 1819266), (31, 1760580), (36, 1516055), (45, 1212844), (60, 909633), (62, 880290), (90, 606422), (93, 586860), (124, 440145), (155, 352116), (180, 303211), (186, 293430), (279, 195620), (310, 176058), (372, 146715), (465, 117372), (558, 97810), (620, 88029), (930, 58686), (1116, 48905), (1395, 39124), (1860, 29343), (2790, 19562), (5580, 9781)]