68891520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{677}}^1$

素因数の和:752

約数の個数: 128

約数和(自身を含む): 224065440

約数和(自身を除く): 155173920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 128, 159, 160, 192, 212, 240, 265, 318, 320, 384, 424, 480, 530, 636, 640, 677, 795, 848, 960, 1060, 1272, 1354, 1590, 1696, 1920, 2031, 2120, 2544, 2708, 3180, 3385, 3392, 4062, 4240, 5088, 5416, 6360, 6770, 6784, 8124, 8480, 10155, 10176, 10832, 12720, 13540, 16248, 16960, 20310, 20352, 21664, 25440, 27080, 32496, 33920, 35881, 40620, 43328, 50880, 54160, 64992, 71762, 81240, 86656, 101760, 107643, 108320, 129984, 143524, 162480, 179405, 215286, 216640, 259968, 287048, 324960, 358810, 430572, 433280, 538215, 574096, 649920, 717620, 861144, 1076430, 1148192, 1299840, 1435240, 1722288, 2152860, 2296384, 2870480, 3444576, 4305720, 4592768, 5740960, 6889152, 8611440, 11481920, 13778304, 17222880, 22963840, 34445760, 68891520]

約数ペア:

[(1, 68891520), (2, 34445760), (3, 22963840), (4, 17222880), (5, 13778304), (6, 11481920), (8, 8611440), (10, 6889152), (12, 5740960), (15, 4592768), (16, 4305720), (20, 3444576), (24, 2870480), (30, 2296384), (32, 2152860), (40, 1722288), (48, 1435240), (53, 1299840), (60, 1148192), (64, 1076430), (80, 861144), (96, 717620), (106, 649920), (120, 574096), (128, 538215), (159, 433280), (160, 430572), (192, 358810), (212, 324960), (240, 287048), (265, 259968), (318, 216640), (320, 215286), (384, 179405), (424, 162480), (480, 143524), (530, 129984), (636, 108320), (640, 107643), (677, 101760), (795, 86656), (848, 81240), (960, 71762), (1060, 64992), (1272, 54160), (1354, 50880), (1590, 43328), (1696, 40620), (1920, 35881), (2031, 33920), (2120, 32496), (2544, 27080), (2708, 25440), (3180, 21664), (3385, 20352), (3392, 20310), (4062, 16960), (4240, 16248), (5088, 13540), (5416, 12720), (6360, 10832), (6770, 10176), (6784, 10155), (8124, 8480)]