256787232

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{205759}}^1$

素因数の和:205785

約数の個数: 48

約数和(自身を含む): 725921280

約数和(自身を除く): 469134048

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 205759, 411518, 617277, 823036, 1234554, 1646072, 2469108, 2674867, 3292144, 4938216, 5349734, 6584288, 8024601, 9876432, 10699468, 16049202, 19752864, 21398936, 32098404, 42797872, 64196808, 85595744, 128393616, 256787232]

約数ペア:

[(1, 256787232), (2, 128393616), (3, 85595744), (4, 64196808), (6, 42797872), (8, 32098404), (12, 21398936), (13, 19752864), (16, 16049202), (24, 10699468), (26, 9876432), (32, 8024601), (39, 6584288), (48, 5349734), (52, 4938216), (78, 3292144), (96, 2674867), (104, 2469108), (156, 1646072), (208, 1234554), (312, 823036), (416, 617277), (624, 411518), (1248, 205759)]