257141712

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{2161}}^1$

素因数の和:2276

約数の個数: 80

約数和(自身を含む): 692739392

約数和(自身を除く): 435597680

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 67, 74, 111, 134, 148, 201, 222, 268, 296, 402, 444, 536, 592, 804, 888, 1072, 1608, 1776, 2161, 2479, 3216, 4322, 4958, 6483, 7437, 8644, 9916, 12966, 14874, 17288, 19832, 25932, 29748, 34576, 39664, 51864, 59496, 79957, 103728, 118992, 144787, 159914, 239871, 289574, 319828, 434361, 479742, 579148, 639656, 868722, 959484, 1158296, 1279312, 1737444, 1918968, 2316592, 3474888, 3837936, 5357119, 6949776, 10714238, 16071357, 21428476, 32142714, 42856952, 64285428, 85713904, 128570856, 257141712]

約数ペア:

[(1, 257141712), (2, 128570856), (3, 85713904), (4, 64285428), (6, 42856952), (8, 32142714), (12, 21428476), (16, 16071357), (24, 10714238), (37, 6949776), (48, 5357119), (67, 3837936), (74, 3474888), (111, 2316592), (134, 1918968), (148, 1737444), (201, 1279312), (222, 1158296), (268, 959484), (296, 868722), (402, 639656), (444, 579148), (536, 479742), (592, 434361), (804, 319828), (888, 289574), (1072, 239871), (1608, 159914), (1776, 144787), (2161, 118992), (2479, 103728), (3216, 79957), (4322, 59496), (4958, 51864), (6483, 39664), (7437, 34576), (8644, 29748), (9916, 25932), (12966, 19832), (14874, 17288)]