1277875560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{10369}}^1$

素因数の和:10475

約数の個数: 128

約数和(自身を含む): 4181184000

約数和(自身を除く): 2903308440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 79, 104, 120, 130, 156, 158, 195, 237, 260, 312, 316, 390, 395, 474, 520, 632, 780, 790, 948, 1027, 1185, 1560, 1580, 1896, 2054, 2370, 3081, 3160, 4108, 4740, 5135, 6162, 8216, 9480, 10270, 10369, 12324, 15405, 20540, 20738, 24648, 30810, 31107, 41080, 41476, 51845, 61620, 62214, 82952, 103690, 123240, 124428, 134797, 155535, 207380, 248856, 269594, 311070, 404391, 414760, 539188, 622140, 673985, 808782, 819151, 1078376, 1244280, 1347970, 1617564, 1638302, 2021955, 2457453, 2695940, 3235128, 3276604, 4043910, 4095755, 4914906, 5391880, 6553208, 8087820, 8191510, 9829812, 10648963, 12287265, 16175640, 16383020, 19659624, 21297926, 24574530, 31946889, 32766040, 42595852, 49149060, 53244815, 63893778, 85191704, 98298120, 106489630, 127787556, 159734445, 212979260, 255575112, 319468890, 425958520, 638937780, 1277875560]

約数ペア:

[(1, 1277875560), (2, 638937780), (3, 425958520), (4, 319468890), (5, 255575112), (6, 212979260), (8, 159734445), (10, 127787556), (12, 106489630), (13, 98298120), (15, 85191704), (20, 63893778), (24, 53244815), (26, 49149060), (30, 42595852), (39, 32766040), (40, 31946889), (52, 24574530), (60, 21297926), (65, 19659624), (78, 16383020), (79, 16175640), (104, 12287265), (120, 10648963), (130, 9829812), (156, 8191510), (158, 8087820), (195, 6553208), (237, 5391880), (260, 4914906), (312, 4095755), (316, 4043910), (390, 3276604), (395, 3235128), (474, 2695940), (520, 2457453), (632, 2021955), (780, 1638302), (790, 1617564), (948, 1347970), (1027, 1244280), (1185, 1078376), (1560, 819151), (1580, 808782), (1896, 673985), (2054, 622140), (2370, 539188), (3081, 414760), (3160, 404391), (4108, 311070), (4740, 269594), (5135, 248856), (6162, 207380), (8216, 155535), (9480, 134797), (10270, 124428), (10369, 123240), (12324, 103690), (15405, 82952), (20540, 62214), (20738, 61620), (24648, 51845), (30810, 41476), (31107, 41080)]