381234360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{244381}}^1$

素因数の和:244408

約数の個数: 64

約数和(自身を含む): 1231685280

約数和(自身を除く): 850450920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 244381, 488762, 733143, 977524, 1221905, 1466286, 1955048, 2443810, 2932572, 3176953, 3665715, 4887620, 5865144, 6353906, 7331430, 9530859, 9775240, 12707812, 14662860, 15884765, 19061718, 25415624, 29325720, 31769530, 38123436, 47654295, 63539060, 76246872, 95308590, 127078120, 190617180, 381234360]

約数ペア:

[(1, 381234360), (2, 190617180), (3, 127078120), (4, 95308590), (5, 76246872), (6, 63539060), (8, 47654295), (10, 38123436), (12, 31769530), (13, 29325720), (15, 25415624), (20, 19061718), (24, 15884765), (26, 14662860), (30, 12707812), (39, 9775240), (40, 9530859), (52, 7331430), (60, 6353906), (65, 5865144), (78, 4887620), (104, 3665715), (120, 3176953), (130, 2932572), (156, 2443810), (195, 1955048), (260, 1466286), (312, 1221905), (390, 977524), (520, 733143), (780, 488762), (1560, 244381)]