128212260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2459}}^1$

素因数の和:2561

約数の個数: 96

約数和(自身を含む): 396748800

約数和(自身を除く): 268536540

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 79, 110, 132, 158, 165, 220, 237, 316, 330, 395, 474, 660, 790, 869, 948, 1185, 1580, 1738, 2370, 2459, 2607, 3476, 4345, 4740, 4918, 5214, 7377, 8690, 9836, 10428, 12295, 13035, 14754, 17380, 24590, 26070, 27049, 29508, 36885, 49180, 52140, 54098, 73770, 81147, 108196, 135245, 147540, 162294, 194261, 270490, 324588, 388522, 405735, 540980, 582783, 777044, 811470, 971305, 1165566, 1622940, 1942610, 2136871, 2331132, 2913915, 3885220, 4273742, 5827830, 6410613, 8547484, 10684355, 11655660, 12821226, 21368710, 25642452, 32053065, 42737420, 64106130, 128212260]

約数ペア:

[(1, 128212260), (2, 64106130), (3, 42737420), (4, 32053065), (5, 25642452), (6, 21368710), (10, 12821226), (11, 11655660), (12, 10684355), (15, 8547484), (20, 6410613), (22, 5827830), (30, 4273742), (33, 3885220), (44, 2913915), (55, 2331132), (60, 2136871), (66, 1942610), (79, 1622940), (110, 1165566), (132, 971305), (158, 811470), (165, 777044), (220, 582783), (237, 540980), (316, 405735), (330, 388522), (395, 324588), (474, 270490), (660, 194261), (790, 162294), (869, 147540), (948, 135245), (1185, 108196), (1580, 81147), (1738, 73770), (2370, 54098), (2459, 52140), (2607, 49180), (3476, 36885), (4345, 29508), (4740, 27049), (4918, 26070), (5214, 24590), (7377, 17380), (8690, 14754), (9836, 13035), (10428, 12295)]