128778312

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{2161}}^1$

素因数の和:2374

約数の個数: 64

約数和(自身を含む): 348687360

約数和(自身を除く): 219909048

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 191, 312, 382, 573, 764, 1146, 1528, 2161, 2292, 2483, 4322, 4584, 4966, 6483, 7449, 8644, 9932, 12966, 14898, 17288, 19864, 25932, 28093, 29796, 51864, 56186, 59592, 84279, 112372, 168558, 224744, 337116, 412751, 674232, 825502, 1238253, 1651004, 2476506, 3302008, 4953012, 5365763, 9906024, 10731526, 16097289, 21463052, 32194578, 42926104, 64389156, 128778312]

約数ペア:

[(1, 128778312), (2, 64389156), (3, 42926104), (4, 32194578), (6, 21463052), (8, 16097289), (12, 10731526), (13, 9906024), (24, 5365763), (26, 4953012), (39, 3302008), (52, 2476506), (78, 1651004), (104, 1238253), (156, 825502), (191, 674232), (312, 412751), (382, 337116), (573, 224744), (764, 168558), (1146, 112372), (1528, 84279), (2161, 59592), (2292, 56186), (2483, 51864), (4322, 29796), (4584, 28093), (4966, 25932), (6483, 19864), (7449, 17288), (8644, 14898), (9932, 12966)]