870895256

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:385

約数の個数: 128

約数和(自身を含む): 2094543360

約数和(自身を除く): 1223648104

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 73, 77, 88, 107, 146, 154, 181, 214, 292, 308, 362, 428, 511, 584, 616, 724, 749, 803, 856, 1022, 1177, 1267, 1448, 1498, 1606, 1991, 2044, 2354, 2534, 2996, 3212, 3982, 4088, 4708, 5068, 5621, 5992, 6424, 7811, 7964, 8239, 9416, 10136, 11242, 13213, 13937, 15622, 15928, 16478, 19367, 22484, 26426, 27874, 31244, 32956, 38734, 44968, 52852, 54677, 55748, 62488, 65912, 77468, 85921, 92491, 105704, 109354, 111496, 135569, 145343, 154936, 171842, 184982, 213037, 218708, 271138, 290686, 343684, 369964, 426074, 437416, 542276, 581372, 601447, 687368, 739928, 852148, 1017401, 1084552, 1162744, 1202894, 1413791, 1491259, 1704296, 2034802, 2405788, 2827582, 2982518, 4069604, 4811576, 5655164, 5965036, 8139208, 9896537, 11310328, 11930072, 15551701, 19793074, 31103402, 39586148, 62206804, 79172296, 108861907, 124413608, 217723814, 435447628, 870895256]

約数ペア:

[(1, 870895256), (2, 435447628), (4, 217723814), (7, 124413608), (8, 108861907), (11, 79172296), (14, 62206804), (22, 39586148), (28, 31103402), (44, 19793074), (56, 15551701), (73, 11930072), (77, 11310328), (88, 9896537), (107, 8139208), (146, 5965036), (154, 5655164), (181, 4811576), (214, 4069604), (292, 2982518), (308, 2827582), (362, 2405788), (428, 2034802), (511, 1704296), (584, 1491259), (616, 1413791), (724, 1202894), (749, 1162744), (803, 1084552), (856, 1017401), (1022, 852148), (1177, 739928), (1267, 687368), (1448, 601447), (1498, 581372), (1606, 542276), (1991, 437416), (2044, 426074), (2354, 369964), (2534, 343684), (2996, 290686), (3212, 271138), (3982, 218708), (4088, 213037), (4708, 184982), (5068, 171842), (5621, 154936), (5992, 145343), (6424, 135569), (7811, 111496), (7964, 109354), (8239, 105704), (9416, 92491), (10136, 85921), (11242, 77468), (13213, 65912), (13937, 62488), (15622, 55748), (15928, 54677), (16478, 52852), (19367, 44968), (22484, 38734), (26426, 32956), (27874, 31244)]