121913520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13729}}^1$

素因数の和:13782

約数の個数: 80

約数和(自身を含む): 388174560

約数和(自身を除く): 266261040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 13729, 27458, 41187, 54916, 68645, 82374, 109832, 137290, 164748, 205935, 219664, 274580, 329496, 411870, 507973, 549160, 658992, 823740, 1015946, 1098320, 1523919, 1647480, 2031892, 2539865, 3047838, 3294960, 4063784, 5079730, 6095676, 7619595, 8127568, 10159460, 12191352, 15239190, 20318920, 24382704, 30478380, 40637840, 60956760, 121913520]

約数ペア:

[(1, 121913520), (2, 60956760), (3, 40637840), (4, 30478380), (5, 24382704), (6, 20318920), (8, 15239190), (10, 12191352), (12, 10159460), (15, 8127568), (16, 7619595), (20, 6095676), (24, 5079730), (30, 4063784), (37, 3294960), (40, 3047838), (48, 2539865), (60, 2031892), (74, 1647480), (80, 1523919), (111, 1098320), (120, 1015946), (148, 823740), (185, 658992), (222, 549160), (240, 507973), (296, 411870), (370, 329496), (444, 274580), (555, 219664), (592, 205935), (740, 164748), (888, 137290), (1110, 109832), (1480, 82374), (1776, 68645), (2220, 54916), (2960, 41187), (4440, 27458), (8880, 13729)]