311945872

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1459}}^1$

素因数の和:1580

約数の個数: 80

約数和(自身を含む): 729953280

約数和(自身を除く): 418007408

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 83, 92, 112, 161, 166, 184, 322, 332, 368, 581, 644, 664, 1162, 1288, 1328, 1459, 1909, 2324, 2576, 2918, 3818, 4648, 5836, 7636, 9296, 10213, 11672, 13363, 15272, 20426, 23344, 26726, 30544, 33557, 40852, 53452, 67114, 81704, 106904, 121097, 134228, 163408, 213808, 234899, 242194, 268456, 469798, 484388, 536912, 847679, 939596, 968776, 1695358, 1879192, 1937552, 2785231, 3390716, 3758384, 5570462, 6781432, 11140924, 13562864, 19496617, 22281848, 38993234, 44563696, 77986468, 155972936, 311945872]

約数ペア:

[(1, 311945872), (2, 155972936), (4, 77986468), (7, 44563696), (8, 38993234), (14, 22281848), (16, 19496617), (23, 13562864), (28, 11140924), (46, 6781432), (56, 5570462), (83, 3758384), (92, 3390716), (112, 2785231), (161, 1937552), (166, 1879192), (184, 1695358), (322, 968776), (332, 939596), (368, 847679), (581, 536912), (644, 484388), (664, 469798), (1162, 268456), (1288, 242194), (1328, 234899), (1459, 213808), (1909, 163408), (2324, 134228), (2576, 121097), (2918, 106904), (3818, 81704), (4648, 67114), (5836, 53452), (7636, 40852), (9296, 33557), (10213, 30544), (11672, 26726), (13363, 23344), (15272, 20426)]