505654020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{90619}}^1$

素因数の和:90665

約数の個数: 72

約数和(自身を含む): 1583312640

約数和(自身を除く): 1077658620

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, 90619, 181238, 271857, 362476, 453095, 543714, 815571, 906190, 1087428, 1359285, 1631142, 1812380, 2718570, 2809189, 3262284, 4077855, 5437140, 5618378, 8155710, 8427567, 11236756, 14045945, 16311420, 16855134, 25282701, 28091890, 33710268, 42137835, 50565402, 56183780, 84275670, 101130804, 126413505, 168551340, 252827010, 505654020]

約数ペア:

[(1, 505654020), (2, 252827010), (3, 168551340), (4, 126413505), (5, 101130804), (6, 84275670), (9, 56183780), (10, 50565402), (12, 42137835), (15, 33710268), (18, 28091890), (20, 25282701), (30, 16855134), (31, 16311420), (36, 14045945), (45, 11236756), (60, 8427567), (62, 8155710), (90, 5618378), (93, 5437140), (124, 4077855), (155, 3262284), (180, 2809189), (186, 2718570), (279, 1812380), (310, 1631142), (372, 1359285), (465, 1087428), (558, 906190), (620, 815571), (930, 543714), (1116, 453095), (1395, 362476), (1860, 271857), (2790, 181238), (5580, 90619)]