127635560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 316224000

約数和(自身を除く): 188588440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 169, 239, 260, 316, 338, 395, 478, 520, 632, 676, 790, 845, 956, 1027, 1195, 1352, 1580, 1690, 1912, 2054, 2390, 3107, 3160, 3380, 4108, 4780, 5135, 6214, 6760, 8216, 9560, 10270, 12428, 13351, 15535, 18881, 20540, 24856, 26702, 31070, 37762, 40391, 41080, 53404, 62140, 66755, 75524, 80782, 94405, 106808, 124280, 133510, 151048, 161564, 188810, 201955, 245453, 267020, 323128, 377620, 403910, 490906, 534040, 755240, 807820, 981812, 1227265, 1615640, 1963624, 2454530, 3190889, 4909060, 6381778, 9818120, 12763556, 15954445, 25527112, 31908890, 63817780, 127635560]

約数ペア:

[(1, 127635560), (2, 63817780), (4, 31908890), (5, 25527112), (8, 15954445), (10, 12763556), (13, 9818120), (20, 6381778), (26, 4909060), (40, 3190889), (52, 2454530), (65, 1963624), (79, 1615640), (104, 1227265), (130, 981812), (158, 807820), (169, 755240), (239, 534040), (260, 490906), (316, 403910), (338, 377620), (395, 323128), (478, 267020), (520, 245453), (632, 201955), (676, 188810), (790, 161564), (845, 151048), (956, 133510), (1027, 124280), (1195, 106808), (1352, 94405), (1580, 80782), (1690, 75524), (1912, 66755), (2054, 62140), (2390, 53404), (3107, 41080), (3160, 40391), (3380, 37762), (4108, 31070), (4780, 26702), (5135, 24856), (6214, 20540), (6760, 18881), (8216, 15535), (9560, 13351), (10270, 12428)]