256221888

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{102653}}^1$

素因数の和:102681

約数の個数: 56

約数和(自身を含む): 730075248

約数和(自身を除く): 473853360

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 102653, 205306, 307959, 410612, 615918, 821224, 1231836, 1334489, 1642448, 2463672, 2668978, 3284896, 4003467, 4927344, 5337956, 6569792, 8006934, 9854688, 10675912, 16013868, 19709376, 21351824, 32027736, 42703648, 64055472, 85407296, 128110944, 256221888]

約数ペア:

[(1, 256221888), (2, 128110944), (3, 85407296), (4, 64055472), (6, 42703648), (8, 32027736), (12, 21351824), (13, 19709376), (16, 16013868), (24, 10675912), (26, 9854688), (32, 8006934), (39, 6569792), (48, 5337956), (52, 4927344), (64, 4003467), (78, 3284896), (96, 2668978), (104, 2463672), (156, 1642448), (192, 1334489), (208, 1231836), (312, 821224), (416, 615918), (624, 410612), (832, 307959), (1248, 205306), (2496, 102653)]