257357056

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1549}}^1$

素因数の和:1635

約数の個数: 72

約数和(自身を含む): 570276000

約数和(自身を除く): 312918944

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 64, 88, 118, 128, 176, 236, 256, 352, 472, 649, 704, 944, 1298, 1408, 1549, 1888, 2596, 2816, 3098, 3776, 5192, 6196, 7552, 10384, 12392, 15104, 17039, 20768, 24784, 34078, 41536, 49568, 68156, 83072, 91391, 99136, 136312, 166144, 182782, 198272, 272624, 365564, 396544, 545248, 731128, 1005301, 1090496, 1462256, 2010602, 2180992, 2924512, 4021204, 4361984, 5849024, 8042408, 11698048, 16084816, 23396096, 32169632, 64339264, 128678528, 257357056]

約数ペア:

[(1, 257357056), (2, 128678528), (4, 64339264), (8, 32169632), (11, 23396096), (16, 16084816), (22, 11698048), (32, 8042408), (44, 5849024), (59, 4361984), (64, 4021204), (88, 2924512), (118, 2180992), (128, 2010602), (176, 1462256), (236, 1090496), (256, 1005301), (352, 731128), (472, 545248), (649, 396544), (704, 365564), (944, 272624), (1298, 198272), (1408, 182782), (1549, 166144), (1888, 136312), (2596, 99136), (2816, 91391), (3098, 83072), (3776, 68156), (5192, 49568), (6196, 41536), (7552, 34078), (10384, 24784), (12392, 20768), (15104, 17039)]