1218555580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1951}}^1$

素因数の和:2155

約数の個数: 96

約数和(自身を含む): 2975035392

約数和(自身を除く): 1756479812

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 167, 170, 187, 220, 334, 340, 374, 668, 748, 835, 935, 1670, 1837, 1870, 1951, 2839, 3340, 3674, 3740, 3902, 5678, 7348, 7804, 9185, 9755, 11356, 14195, 18370, 19510, 21461, 28390, 31229, 33167, 36740, 39020, 42922, 56780, 62458, 66334, 85844, 107305, 124916, 132668, 156145, 165835, 214610, 312290, 325817, 331670, 364837, 429220, 624580, 651634, 663340, 729674, 1303268, 1459348, 1629085, 1824185, 3258170, 3583987, 3648370, 5538889, 6516340, 7167974, 7296740, 11077778, 14335948, 17919935, 22155556, 27694445, 35839870, 55388890, 60927779, 71679740, 110777780, 121855558, 243711116, 304638895, 609277790, 1218555580]

約数ペア:

[(1, 1218555580), (2, 609277790), (4, 304638895), (5, 243711116), (10, 121855558), (11, 110777780), (17, 71679740), (20, 60927779), (22, 55388890), (34, 35839870), (44, 27694445), (55, 22155556), (68, 17919935), (85, 14335948), (110, 11077778), (167, 7296740), (170, 7167974), (187, 6516340), (220, 5538889), (334, 3648370), (340, 3583987), (374, 3258170), (668, 1824185), (748, 1629085), (835, 1459348), (935, 1303268), (1670, 729674), (1837, 663340), (1870, 651634), (1951, 624580), (2839, 429220), (3340, 364837), (3674, 331670), (3740, 325817), (3902, 312290), (5678, 214610), (7348, 165835), (7804, 156145), (9185, 132668), (9755, 124916), (11356, 107305), (14195, 85844), (18370, 66334), (19510, 62458), (21461, 56780), (28390, 42922), (31229, 39020), (33167, 36740)]