166811220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2111}}^1$

素因数の和:2565

約数の個数: 72

約数和(自身を含む): 507386880

約数和(自身を除く): 340575660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 439, 878, 1317, 1756, 2111, 2195, 2634, 3951, 4222, 4390, 5268, 6333, 6585, 7902, 8444, 8780, 10555, 12666, 13170, 15804, 18999, 19755, 21110, 25332, 26340, 31665, 37998, 39510, 42220, 63330, 75996, 79020, 94995, 126660, 189990, 379980, 926729, 1853458, 2780187, 3706916, 4633645, 5560374, 8340561, 9267290, 11120748, 13900935, 16681122, 18534580, 27801870, 33362244, 41702805, 55603740, 83405610, 166811220]

約数ペア:

[(1, 166811220), (2, 83405610), (3, 55603740), (4, 41702805), (5, 33362244), (6, 27801870), (9, 18534580), (10, 16681122), (12, 13900935), (15, 11120748), (18, 9267290), (20, 8340561), (30, 5560374), (36, 4633645), (45, 3706916), (60, 2780187), (90, 1853458), (180, 926729), (439, 379980), (878, 189990), (1317, 126660), (1756, 94995), (2111, 79020), (2195, 75996), (2634, 63330), (3951, 42220), (4222, 39510), (4390, 37998), (5268, 31665), (6333, 26340), (6585, 25332), (7902, 21110), (8444, 19755), (8780, 18999), (10555, 15804), (12666, 13170)]