256813272

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{827}}^1$

素因数の和:1085

約数の個数: 96

約数和(自身を含む): 736257600

約数和(自身を除く): 479444328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 227, 228, 342, 454, 456, 681, 684, 827, 908, 1362, 1368, 1654, 1816, 2043, 2481, 2724, 3308, 4086, 4313, 4962, 5448, 6616, 7443, 8172, 8626, 9924, 12939, 14886, 15713, 16344, 17252, 19848, 25878, 29772, 31426, 34504, 38817, 47139, 51756, 59544, 62852, 77634, 94278, 103512, 125704, 141417, 155268, 187729, 188556, 282834, 310536, 375458, 377112, 563187, 565668, 750916, 1126374, 1131336, 1501832, 1689561, 2252748, 3379122, 3566851, 4505496, 6758244, 7133702, 10700553, 13516488, 14267404, 21401106, 28534808, 32101659, 42802212, 64203318, 85604424, 128406636, 256813272]

約数ペア:

[(1, 256813272), (2, 128406636), (3, 85604424), (4, 64203318), (6, 42802212), (8, 32101659), (9, 28534808), (12, 21401106), (18, 14267404), (19, 13516488), (24, 10700553), (36, 7133702), (38, 6758244), (57, 4505496), (72, 3566851), (76, 3379122), (114, 2252748), (152, 1689561), (171, 1501832), (227, 1131336), (228, 1126374), (342, 750916), (454, 565668), (456, 563187), (681, 377112), (684, 375458), (827, 310536), (908, 282834), (1362, 188556), (1368, 187729), (1654, 155268), (1816, 141417), (2043, 125704), (2481, 103512), (2724, 94278), (3308, 77634), (4086, 62852), (4313, 59544), (4962, 51756), (5448, 47139), (6616, 38817), (7443, 34504), (8172, 31426), (8626, 29772), (9924, 25878), (12939, 19848), (14886, 17252), (15713, 16344)]