257313264

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{467}}^1\times {\mathrm{883}}^1$

素因数の和:1374

約数の個数: 80

約数和(自身を含む): 718204032

約数和(自身を除く): 460890768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 467, 624, 883, 934, 1401, 1766, 1868, 2649, 2802, 3532, 3736, 5298, 5604, 6071, 7064, 7472, 10596, 11208, 11479, 12142, 14128, 18213, 21192, 22416, 22958, 24284, 34437, 36426, 42384, 45916, 48568, 68874, 72852, 91832, 97136, 137748, 145704, 183664, 275496, 291408, 412361, 550992, 824722, 1237083, 1649444, 2474166, 3298888, 4948332, 5360693, 6597776, 9896664, 10721386, 16082079, 19793328, 21442772, 32164158, 42885544, 64328316, 85771088, 128656632, 257313264]

約数ペア:

[(1, 257313264), (2, 128656632), (3, 85771088), (4, 64328316), (6, 42885544), (8, 32164158), (12, 21442772), (13, 19793328), (16, 16082079), (24, 10721386), (26, 9896664), (39, 6597776), (48, 5360693), (52, 4948332), (78, 3298888), (104, 2474166), (156, 1649444), (208, 1237083), (312, 824722), (467, 550992), (624, 412361), (883, 291408), (934, 275496), (1401, 183664), (1766, 145704), (1868, 137748), (2649, 97136), (2802, 91832), (3532, 72852), (3736, 68874), (5298, 48568), (5604, 45916), (6071, 42384), (7064, 36426), (7472, 34437), (10596, 24284), (11208, 22958), (11479, 22416), (12142, 21192), (14128, 18213)]