405102320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{13649}}^1$

素因数の和:13722

約数の個数: 80

約数和(自身を含む): 1096804800

約数和(自身を除く): 691702480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2968, 3710, 4240, 5936, 7420, 13649, 14840, 27298, 29680, 54596, 68245, 95543, 109192, 136490, 191086, 218384, 272980, 382172, 477715, 545960, 723397, 764344, 955430, 1091920, 1446794, 1528688, 1910860, 2893588, 3616985, 3821720, 5063779, 5787176, 7233970, 7643440, 10127558, 11574352, 14467940, 20255116, 25318895, 28935880, 40510232, 50637790, 57871760, 81020464, 101275580, 202551160, 405102320]

約数ペア:

[(1, 405102320), (2, 202551160), (4, 101275580), (5, 81020464), (7, 57871760), (8, 50637790), (10, 40510232), (14, 28935880), (16, 25318895), (20, 20255116), (28, 14467940), (35, 11574352), (40, 10127558), (53, 7643440), (56, 7233970), (70, 5787176), (80, 5063779), (106, 3821720), (112, 3616985), (140, 2893588), (212, 1910860), (265, 1528688), (280, 1446794), (371, 1091920), (424, 955430), (530, 764344), (560, 723397), (742, 545960), (848, 477715), (1060, 382172), (1484, 272980), (1855, 218384), (2120, 191086), (2968, 136490), (3710, 109192), (4240, 95543), (5936, 68245), (7420, 54596), (13649, 29680), (14840, 27298)]