90797940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11731}}^1$

素因数の和:11789

約数の個数: 72

約数和(自身を含む): 281849568

約数和(自身を除く): 191051628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 11731, 23462, 35193, 46924, 58655, 70386, 105579, 117310, 140772, 175965, 211158, 234620, 351930, 422316, 504433, 527895, 703860, 1008866, 1055790, 1513299, 2017732, 2111580, 2522165, 3026598, 4539897, 5044330, 6053196, 7566495, 9079794, 10088660, 15132990, 18159588, 22699485, 30265980, 45398970, 90797940]

約数ペア:

[(1, 90797940), (2, 45398970), (3, 30265980), (4, 22699485), (5, 18159588), (6, 15132990), (9, 10088660), (10, 9079794), (12, 7566495), (15, 6053196), (18, 5044330), (20, 4539897), (30, 3026598), (36, 2522165), (43, 2111580), (45, 2017732), (60, 1513299), (86, 1055790), (90, 1008866), (129, 703860), (172, 527895), (180, 504433), (215, 422316), (258, 351930), (387, 234620), (430, 211158), (516, 175965), (645, 140772), (774, 117310), (860, 105579), (1290, 70386), (1548, 58655), (1935, 46924), (2580, 35193), (3870, 23462), (7740, 11731)]