267124520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 680279040

約数和(自身を除く): 413154520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 73, 104, 124, 130, 146, 155, 227, 248, 260, 292, 310, 365, 403, 454, 520, 584, 620, 730, 806, 908, 949, 1135, 1240, 1460, 1612, 1816, 1898, 2015, 2263, 2270, 2920, 2951, 3224, 3796, 4030, 4526, 4540, 4745, 5902, 7037, 7592, 8060, 9052, 9080, 9490, 11315, 11804, 14074, 14755, 16120, 16571, 18104, 18980, 22630, 23608, 28148, 29419, 29510, 33142, 35185, 37960, 45260, 56296, 58838, 59020, 66284, 70370, 82855, 90520, 91481, 117676, 118040, 132568, 140740, 147095, 165710, 182962, 215423, 235352, 281480, 294190, 331420, 365924, 430846, 457405, 513701, 588380, 662840, 731848, 861692, 914810, 1027402, 1077115, 1176760, 1723384, 1829620, 2054804, 2154230, 2568505, 3659240, 4109608, 4308460, 5137010, 6678113, 8616920, 10274020, 13356226, 20548040, 26712452, 33390565, 53424904, 66781130, 133562260, 267124520]

約数ペア:

[(1, 267124520), (2, 133562260), (4, 66781130), (5, 53424904), (8, 33390565), (10, 26712452), (13, 20548040), (20, 13356226), (26, 10274020), (31, 8616920), (40, 6678113), (52, 5137010), (62, 4308460), (65, 4109608), (73, 3659240), (104, 2568505), (124, 2154230), (130, 2054804), (146, 1829620), (155, 1723384), (227, 1176760), (248, 1077115), (260, 1027402), (292, 914810), (310, 861692), (365, 731848), (403, 662840), (454, 588380), (520, 513701), (584, 457405), (620, 430846), (730, 365924), (806, 331420), (908, 294190), (949, 281480), (1135, 235352), (1240, 215423), (1460, 182962), (1612, 165710), (1816, 147095), (1898, 140740), (2015, 132568), (2263, 118040), (2270, 117676), (2920, 91481), (2951, 90520), (3224, 82855), (3796, 70370), (4030, 66284), (4526, 59020), (4540, 58838), (4745, 56296), (5902, 45260), (7037, 37960), (7592, 35185), (8060, 33142), (9052, 29510), (9080, 29419), (9490, 28148), (11315, 23608), (11804, 22630), (14074, 18980), (14755, 18104), (16120, 16571)]