720842256

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^2\times {\mathrm{5209}}^1$

素因数の和:5285

約数の個数: 90

約数和(自身を含む): 2084932590

約数和(自身を除く): 1364090334

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 961, 1116, 1488, 1922, 2232, 2883, 3844, 4464, 5209, 5766, 7688, 8649, 10418, 11532, 15376, 15627, 17298, 20836, 23064, 31254, 34596, 41672, 46128, 46881, 62508, 69192, 83344, 93762, 125016, 138384, 161479, 187524, 250032, 322958, 375048, 484437, 645916, 750096, 968874, 1291832, 1453311, 1937748, 2583664, 2906622, 3875496, 5005849, 5813244, 7750992, 10011698, 11626488, 15017547, 20023396, 23252976, 30035094, 40046792, 45052641, 60070188, 80093584, 90105282, 120140376, 180210564, 240280752, 360421128, 720842256]

約数ペア:

[(1, 720842256), (2, 360421128), (3, 240280752), (4, 180210564), (6, 120140376), (8, 90105282), (9, 80093584), (12, 60070188), (16, 45052641), (18, 40046792), (24, 30035094), (31, 23252976), (36, 20023396), (48, 15017547), (62, 11626488), (72, 10011698), (93, 7750992), (124, 5813244), (144, 5005849), (186, 3875496), (248, 2906622), (279, 2583664), (372, 1937748), (496, 1453311), (558, 1291832), (744, 968874), (961, 750096), (1116, 645916), (1488, 484437), (1922, 375048), (2232, 322958), (2883, 250032), (3844, 187524), (4464, 161479), (5209, 138384), (5766, 125016), (7688, 93762), (8649, 83344), (10418, 69192), (11532, 62508), (15376, 46881), (15627, 46128), (17298, 41672), (20836, 34596), (23064, 31254)]