311317552

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:231

約数の個数: 160

約数和(自身を含む): 786199680

約数和(自身を除く): 474882128

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 52, 56, 58, 73, 91, 101, 104, 112, 116, 146, 182, 202, 203, 208, 232, 292, 364, 377, 404, 406, 464, 511, 584, 707, 728, 754, 808, 812, 949, 1022, 1168, 1313, 1414, 1456, 1508, 1616, 1624, 1898, 2044, 2117, 2626, 2639, 2828, 2929, 3016, 3248, 3796, 4088, 4234, 5252, 5278, 5656, 5858, 6032, 6643, 7373, 7592, 8176, 8468, 9191, 10504, 10556, 11312, 11716, 13286, 14746, 14819, 15184, 16936, 18382, 20503, 21008, 21112, 23432, 26572, 27521, 29492, 29638, 33872, 36764, 38077, 41006, 42224, 46864, 51611, 53144, 55042, 58984, 59276, 73528, 76154, 82012, 95849, 103222, 106288, 110084, 117968, 118552, 147056, 152308, 164024, 191698, 192647, 206444, 213817, 220168, 237104, 266539, 304616, 328048, 383396, 385294, 412888, 427634, 440336, 533078, 609232, 670943, 766792, 770588, 825776, 855268, 1066156, 1341886, 1496719, 1533584, 1541176, 1710536, 2132312, 2683772, 2779621, 2993438, 3082352, 3421072, 4264624, 5367544, 5559242, 5986876, 10735088, 11118484, 11973752, 19457347, 22236968, 23947504, 38914694, 44473936, 77829388, 155658776, 311317552]

約数ペア:

[(1, 311317552), (2, 155658776), (4, 77829388), (7, 44473936), (8, 38914694), (13, 23947504), (14, 22236968), (16, 19457347), (26, 11973752), (28, 11118484), (29, 10735088), (52, 5986876), (56, 5559242), (58, 5367544), (73, 4264624), (91, 3421072), (101, 3082352), (104, 2993438), (112, 2779621), (116, 2683772), (146, 2132312), (182, 1710536), (202, 1541176), (203, 1533584), (208, 1496719), (232, 1341886), (292, 1066156), (364, 855268), (377, 825776), (404, 770588), (406, 766792), (464, 670943), (511, 609232), (584, 533078), (707, 440336), (728, 427634), (754, 412888), (808, 385294), (812, 383396), (949, 328048), (1022, 304616), (1168, 266539), (1313, 237104), (1414, 220168), (1456, 213817), (1508, 206444), (1616, 192647), (1624, 191698), (1898, 164024), (2044, 152308), (2117, 147056), (2626, 118552), (2639, 117968), (2828, 110084), (2929, 106288), (3016, 103222), (3248, 95849), (3796, 82012), (4088, 76154), (4234, 73528), (5252, 59276), (5278, 58984), (5656, 55042), (5858, 53144), (6032, 51611), (6643, 46864), (7373, 42224), (7592, 41006), (8176, 38077), (8468, 36764), (9191, 33872), (10504, 29638), (10556, 29492), (11312, 27521), (11716, 26572), (13286, 23432), (14746, 21112), (14819, 21008), (15184, 20503), (16936, 18382)]