256522728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1093}}^1$

素因数の和:1247

約数の個数: 128

約数和(自身を含む): 806584320

約数和(自身を除く): 550061592

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 127, 132, 154, 168, 231, 254, 264, 308, 381, 462, 508, 616, 762, 889, 924, 1016, 1093, 1397, 1524, 1778, 1848, 2186, 2667, 2794, 3048, 3279, 3556, 4191, 4372, 5334, 5588, 6558, 7112, 7651, 8382, 8744, 9779, 10668, 11176, 12023, 13116, 15302, 16764, 19558, 21336, 22953, 24046, 26232, 29337, 30604, 33528, 36069, 39116, 45906, 48092, 58674, 61208, 72138, 78232, 84161, 91812, 96184, 117348, 138811, 144276, 168322, 183624, 234696, 252483, 277622, 288552, 336644, 416433, 504966, 555244, 673288, 832866, 971677, 1009932, 1110488, 1526921, 1665732, 1943354, 2019864, 2915031, 3053842, 3331464, 3886708, 4580763, 5830062, 6107684, 7773416, 9161526, 10688447, 11660124, 12215368, 18323052, 21376894, 23320248, 32065341, 36646104, 42753788, 64130682, 85507576, 128261364, 256522728]

約数ペア:

[(1, 256522728), (2, 128261364), (3, 85507576), (4, 64130682), (6, 42753788), (7, 36646104), (8, 32065341), (11, 23320248), (12, 21376894), (14, 18323052), (21, 12215368), (22, 11660124), (24, 10688447), (28, 9161526), (33, 7773416), (42, 6107684), (44, 5830062), (56, 4580763), (66, 3886708), (77, 3331464), (84, 3053842), (88, 2915031), (127, 2019864), (132, 1943354), (154, 1665732), (168, 1526921), (231, 1110488), (254, 1009932), (264, 971677), (308, 832866), (381, 673288), (462, 555244), (508, 504966), (616, 416433), (762, 336644), (889, 288552), (924, 277622), (1016, 252483), (1093, 234696), (1397, 183624), (1524, 168322), (1778, 144276), (1848, 138811), (2186, 117348), (2667, 96184), (2794, 91812), (3048, 84161), (3279, 78232), (3556, 72138), (4191, 61208), (4372, 58674), (5334, 48092), (5588, 45906), (6558, 39116), (7112, 36069), (7651, 33528), (8382, 30604), (8744, 29337), (9779, 26232), (10668, 24046), (11176, 22953), (12023, 21336), (13116, 19558), (15302, 16764)]