257441664

素因数分解:

$2^7\times 3^1\times {\mathrm{251}}^1\times {\mathrm{2671}}^1$

素因数の和:2939

約数の個数: 64

約数和(自身を含む): 686810880

約数和(自身を除く): 429369216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 251, 384, 502, 753, 1004, 1506, 2008, 2671, 3012, 4016, 5342, 6024, 8013, 8032, 10684, 12048, 16026, 16064, 21368, 24096, 32052, 32128, 42736, 48192, 64104, 85472, 96384, 128208, 170944, 256416, 341888, 512832, 670421, 1025664, 1340842, 2011263, 2681684, 4022526, 5363368, 8045052, 10726736, 16090104, 21453472, 32180208, 42906944, 64360416, 85813888, 128720832, 257441664]

約数ペア:

[(1, 257441664), (2, 128720832), (3, 85813888), (4, 64360416), (6, 42906944), (8, 32180208), (12, 21453472), (16, 16090104), (24, 10726736), (32, 8045052), (48, 5363368), (64, 4022526), (96, 2681684), (128, 2011263), (192, 1340842), (251, 1025664), (384, 670421), (502, 512832), (753, 341888), (1004, 256416), (1506, 170944), (2008, 128208), (2671, 96384), (3012, 85472), (4016, 64104), (5342, 48192), (6024, 42736), (8013, 32128), (8032, 32052), (10684, 24096), (12048, 21368), (16026, 16064)]