204838020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{39241}}^1$

素因数の和:39285

約数の個数: 72

約数和(自身を含む): 642783960

約数和(自身を除く): 437945940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 39241, 78482, 117723, 156964, 196205, 235446, 353169, 392410, 470892, 588615, 706338, 784820, 1137989, 1177230, 1412676, 1765845, 2275978, 2354460, 3413967, 3531690, 4551956, 5689945, 6827934, 7063380, 10241901, 11379890, 13655868, 17069835, 20483802, 22759780, 34139670, 40967604, 51209505, 68279340, 102419010, 204838020]

約数ペア:

[(1, 204838020), (2, 102419010), (3, 68279340), (4, 51209505), (5, 40967604), (6, 34139670), (9, 22759780), (10, 20483802), (12, 17069835), (15, 13655868), (18, 11379890), (20, 10241901), (29, 7063380), (30, 6827934), (36, 5689945), (45, 4551956), (58, 3531690), (60, 3413967), (87, 2354460), (90, 2275978), (116, 1765845), (145, 1412676), (174, 1177230), (180, 1137989), (261, 784820), (290, 706338), (348, 588615), (435, 470892), (522, 392410), (580, 353169), (870, 235446), (1044, 196205), (1305, 156964), (1740, 117723), (2610, 78482), (5220, 39241)]