256685952

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{21563}}^1$

素因数の和:21611

約数の個数: 64

約数和(自身を含む): 703848960

約数和(自身を除く): 447163008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 372, 384, 496, 744, 992, 1488, 1984, 2976, 3968, 5952, 11904, 21563, 43126, 64689, 86252, 129378, 172504, 258756, 345008, 517512, 668453, 690016, 1035024, 1336906, 1380032, 2005359, 2070048, 2673812, 2760064, 4010718, 4140096, 5347624, 8021436, 8280192, 10695248, 16042872, 21390496, 32085744, 42780992, 64171488, 85561984, 128342976, 256685952]

約数ペア:

[(1, 256685952), (2, 128342976), (3, 85561984), (4, 64171488), (6, 42780992), (8, 32085744), (12, 21390496), (16, 16042872), (24, 10695248), (31, 8280192), (32, 8021436), (48, 5347624), (62, 4140096), (64, 4010718), (93, 2760064), (96, 2673812), (124, 2070048), (128, 2005359), (186, 1380032), (192, 1336906), (248, 1035024), (372, 690016), (384, 668453), (496, 517512), (744, 345008), (992, 258756), (1488, 172504), (1984, 129378), (2976, 86252), (3968, 64689), (5952, 43126), (11904, 21563)]