258721536

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{10867}}^1$

素因数の和:10917

約数の個数: 72

約数和(自身を含む): 710854144

約数和(自身を除く): 452132608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 744, 768, 992, 1488, 1984, 2976, 3968, 5952, 7936, 10867, 11904, 21734, 23808, 32601, 43468, 65202, 86936, 130404, 173872, 260808, 336877, 347744, 521616, 673754, 695488, 1010631, 1043232, 1347508, 1390976, 2021262, 2086464, 2695016, 2781952, 4042524, 4172928, 5390032, 8085048, 8345856, 10780064, 16170096, 21560128, 32340192, 43120256, 64680384, 86240512, 129360768, 258721536]

約数ペア:

[(1, 258721536), (2, 129360768), (3, 86240512), (4, 64680384), (6, 43120256), (8, 32340192), (12, 21560128), (16, 16170096), (24, 10780064), (31, 8345856), (32, 8085048), (48, 5390032), (62, 4172928), (64, 4042524), (93, 2781952), (96, 2695016), (124, 2086464), (128, 2021262), (186, 1390976), (192, 1347508), (248, 1043232), (256, 1010631), (372, 695488), (384, 673754), (496, 521616), (744, 347744), (768, 336877), (992, 260808), (1488, 173872), (1984, 130404), (2976, 86936), (3968, 65202), (5952, 43468), (7936, 32601), (10867, 23808), (11904, 21734)]