790206040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{613}}^1$

素因数の和:741

約数の個数: 128

約数和(自身を含む): 1999085760

約数和(自身を除く): 1208879720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 67, 74, 104, 130, 134, 148, 185, 260, 268, 296, 335, 370, 481, 520, 536, 613, 670, 740, 871, 962, 1226, 1340, 1480, 1742, 1924, 2405, 2452, 2479, 2680, 3065, 3484, 3848, 4355, 4810, 4904, 4958, 6130, 6968, 7969, 8710, 9620, 9916, 12260, 12395, 15938, 17420, 19240, 19832, 22681, 24520, 24790, 31876, 32227, 34840, 39845, 41071, 45362, 49580, 63752, 64454, 79690, 82142, 90724, 99160, 113405, 128908, 159380, 161135, 164284, 181448, 205355, 226810, 257816, 294853, 318760, 322270, 328568, 410710, 453620, 533923, 589706, 644540, 821420, 907240, 1067846, 1179412, 1289080, 1474265, 1519627, 1642840, 2135692, 2358824, 2669615, 2948530, 3039254, 4271384, 5339230, 5897060, 6078508, 7598135, 10678460, 11794120, 12157016, 15196270, 19755151, 21356920, 30392540, 39510302, 60785080, 79020604, 98775755, 158041208, 197551510, 395103020, 790206040]

約数ペア:

[(1, 790206040), (2, 395103020), (4, 197551510), (5, 158041208), (8, 98775755), (10, 79020604), (13, 60785080), (20, 39510302), (26, 30392540), (37, 21356920), (40, 19755151), (52, 15196270), (65, 12157016), (67, 11794120), (74, 10678460), (104, 7598135), (130, 6078508), (134, 5897060), (148, 5339230), (185, 4271384), (260, 3039254), (268, 2948530), (296, 2669615), (335, 2358824), (370, 2135692), (481, 1642840), (520, 1519627), (536, 1474265), (613, 1289080), (670, 1179412), (740, 1067846), (871, 907240), (962, 821420), (1226, 644540), (1340, 589706), (1480, 533923), (1742, 453620), (1924, 410710), (2405, 328568), (2452, 322270), (2479, 318760), (2680, 294853), (3065, 257816), (3484, 226810), (3848, 205355), (4355, 181448), (4810, 164284), (4904, 161135), (4958, 159380), (6130, 128908), (6968, 113405), (7969, 99160), (8710, 90724), (9620, 82142), (9916, 79690), (12260, 64454), (12395, 63752), (15938, 49580), (17420, 45362), (19240, 41071), (19832, 39845), (22681, 34840), (24520, 32227), (24790, 31876)]