90557820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16229}}^1$

素因数の和:16275

約数の個数: 72

約数和(自身を含む): 283570560

約数和(自身を除く): 193012740

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, 16229, 32458, 48687, 64916, 81145, 97374, 146061, 162290, 194748, 243435, 292122, 324580, 486870, 503099, 584244, 730305, 973740, 1006198, 1460610, 1509297, 2012396, 2515495, 2921220, 3018594, 4527891, 5030990, 6037188, 7546485, 9055782, 10061980, 15092970, 18111564, 22639455, 30185940, 45278910, 90557820]

約数ペア:

[(1, 90557820), (2, 45278910), (3, 30185940), (4, 22639455), (5, 18111564), (6, 15092970), (9, 10061980), (10, 9055782), (12, 7546485), (15, 6037188), (18, 5030990), (20, 4527891), (30, 3018594), (31, 2921220), (36, 2515495), (45, 2012396), (60, 1509297), (62, 1460610), (90, 1006198), (93, 973740), (124, 730305), (155, 584244), (180, 503099), (186, 486870), (279, 324580), (310, 292122), (372, 243435), (465, 194748), (558, 162290), (620, 146061), (930, 97374), (1116, 81145), (1395, 64916), (1860, 48687), (2790, 32458), (5580, 16229)]