128892920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{829}}^1$

素因数の和:889

約数の個数: 96

約数和(自身を含む): 328082400

約数和(自身を除く): 199189480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 169, 184, 230, 260, 299, 338, 460, 520, 598, 676, 829, 845, 920, 1196, 1352, 1495, 1658, 1690, 2392, 2990, 3316, 3380, 3887, 4145, 5980, 6632, 6760, 7774, 8290, 10777, 11960, 15548, 16580, 19067, 19435, 21554, 31096, 33160, 38134, 38870, 43108, 53885, 76268, 77740, 86216, 95335, 107770, 140101, 152536, 155480, 190670, 215540, 247871, 280202, 381340, 431080, 495742, 560404, 700505, 762680, 991484, 1120808, 1239355, 1401010, 1982968, 2478710, 2802020, 3222323, 4957420, 5604040, 6444646, 9914840, 12889292, 16111615, 25778584, 32223230, 64446460, 128892920]

約数ペア:

[(1, 128892920), (2, 64446460), (4, 32223230), (5, 25778584), (8, 16111615), (10, 12889292), (13, 9914840), (20, 6444646), (23, 5604040), (26, 4957420), (40, 3222323), (46, 2802020), (52, 2478710), (65, 1982968), (92, 1401010), (104, 1239355), (115, 1120808), (130, 991484), (169, 762680), (184, 700505), (230, 560404), (260, 495742), (299, 431080), (338, 381340), (460, 280202), (520, 247871), (598, 215540), (676, 190670), (829, 155480), (845, 152536), (920, 140101), (1196, 107770), (1352, 95335), (1495, 86216), (1658, 77740), (1690, 76268), (2392, 53885), (2990, 43108), (3316, 38870), (3380, 38134), (3887, 33160), (4145, 31096), (5980, 21554), (6632, 19435), (6760, 19067), (7774, 16580), (8290, 15548), (10777, 11960)]