643046144

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 1494441984

約数和(自身を除く): 851395840

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 32, 46, 52, 62, 64, 92, 104, 124, 128, 184, 208, 248, 256, 271, 299, 368, 403, 416, 496, 542, 598, 713, 736, 806, 832, 992, 1084, 1196, 1426, 1472, 1612, 1664, 1984, 2168, 2392, 2852, 2944, 3224, 3328, 3523, 3968, 4336, 4784, 5704, 5888, 6233, 6448, 7046, 7936, 8401, 8672, 9269, 9568, 11408, 12466, 12896, 14092, 16802, 17344, 18538, 19136, 22816, 24932, 25792, 28184, 33604, 34688, 37076, 38272, 45632, 49864, 51584, 56368, 67208, 69376, 74152, 76544, 81029, 91264, 99728, 103168, 109213, 112736, 134416, 148304, 162058, 182528, 193223, 199456, 218426, 225472, 268832, 296608, 324116, 386446, 398912, 436852, 450944, 537664, 593216, 648232, 772892, 797824, 873704, 901888, 1075328, 1186432, 1296464, 1545784, 1595648, 1747408, 2150656, 2372864, 2511899, 2592928, 3091568, 3494816, 5023798, 5185856, 6183136, 6989632, 10047596, 10371712, 12366272, 13979264, 20095192, 20743424, 24732544, 27958528, 40190384, 49465088, 80380768, 160761536, 321523072, 643046144]

約数ペア:

[(1, 643046144), (2, 321523072), (4, 160761536), (8, 80380768), (13, 49465088), (16, 40190384), (23, 27958528), (26, 24732544), (31, 20743424), (32, 20095192), (46, 13979264), (52, 12366272), (62, 10371712), (64, 10047596), (92, 6989632), (104, 6183136), (124, 5185856), (128, 5023798), (184, 3494816), (208, 3091568), (248, 2592928), (256, 2511899), (271, 2372864), (299, 2150656), (368, 1747408), (403, 1595648), (416, 1545784), (496, 1296464), (542, 1186432), (598, 1075328), (713, 901888), (736, 873704), (806, 797824), (832, 772892), (992, 648232), (1084, 593216), (1196, 537664), (1426, 450944), (1472, 436852), (1612, 398912), (1664, 386446), (1984, 324116), (2168, 296608), (2392, 268832), (2852, 225472), (2944, 218426), (3224, 199456), (3328, 193223), (3523, 182528), (3968, 162058), (4336, 148304), (4784, 134416), (5704, 112736), (5888, 109213), (6233, 103168), (6448, 99728), (7046, 91264), (7936, 81029), (8401, 76544), (8672, 74152), (9269, 69376), (9568, 67208), (11408, 56368), (12466, 51584), (12896, 49864), (14092, 45632), (16802, 38272), (17344, 37076), (18538, 34688), (19136, 33604), (22816, 28184), (24932, 25792)]