283709920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{136399}}^1$

素因数の和:136427

約数の個数: 48

約数和(自身を含む): 721828800

約数和(自身を除く): 438118880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 136399, 272798, 545596, 681995, 1091192, 1363990, 1773187, 2182384, 2727980, 3546374, 4364768, 5455960, 7092748, 8865935, 10911920, 14185496, 17731870, 21823840, 28370992, 35463740, 56741984, 70927480, 141854960, 283709920]

約数ペア:

[(1, 283709920), (2, 141854960), (4, 70927480), (5, 56741984), (8, 35463740), (10, 28370992), (13, 21823840), (16, 17731870), (20, 14185496), (26, 10911920), (32, 8865935), (40, 7092748), (52, 5455960), (65, 4364768), (80, 3546374), (104, 2727980), (130, 2182384), (160, 1773187), (208, 1363990), (260, 1091192), (416, 681995), (520, 545596), (1040, 272798), (2080, 136399)]