461264128

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 1087865856

約数和(自身を除く): 626601728

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 32, 34, 52, 62, 64, 68, 104, 124, 128, 136, 208, 221, 248, 256, 263, 272, 403, 416, 442, 496, 526, 527, 544, 806, 832, 884, 992, 1052, 1054, 1088, 1612, 1664, 1768, 1984, 2104, 2108, 2176, 3224, 3328, 3419, 3536, 3968, 4208, 4216, 4352, 4471, 6448, 6838, 6851, 7072, 7936, 8153, 8416, 8432, 8942, 12896, 13676, 13702, 14144, 16306, 16832, 16864, 17884, 25792, 27352, 27404, 28288, 32612, 33664, 33728, 35768, 51584, 54704, 54808, 56576, 58123, 65224, 67328, 67456, 71536, 103168, 105989, 109408, 109616, 116246, 130448, 134912, 138601, 143072, 211978, 218816, 219232, 232492, 260896, 277202, 286144, 423956, 437632, 438464, 464984, 521792, 554404, 572288, 847912, 875264, 876928, 929968, 1043584, 1108808, 1144576, 1695824, 1753856, 1801813, 1859936, 2087168, 2217616, 3391648, 3603626, 3719872, 4435232, 6783296, 7207252, 7439744, 8870464, 13566592, 14414504, 14879488, 17740928, 27133184, 28829008, 35481856, 57658016, 115316032, 230632064, 461264128]

約数ペア:

[(1, 461264128), (2, 230632064), (4, 115316032), (8, 57658016), (13, 35481856), (16, 28829008), (17, 27133184), (26, 17740928), (31, 14879488), (32, 14414504), (34, 13566592), (52, 8870464), (62, 7439744), (64, 7207252), (68, 6783296), (104, 4435232), (124, 3719872), (128, 3603626), (136, 3391648), (208, 2217616), (221, 2087168), (248, 1859936), (256, 1801813), (263, 1753856), (272, 1695824), (403, 1144576), (416, 1108808), (442, 1043584), (496, 929968), (526, 876928), (527, 875264), (544, 847912), (806, 572288), (832, 554404), (884, 521792), (992, 464984), (1052, 438464), (1054, 437632), (1088, 423956), (1612, 286144), (1664, 277202), (1768, 260896), (1984, 232492), (2104, 219232), (2108, 218816), (2176, 211978), (3224, 143072), (3328, 138601), (3419, 134912), (3536, 130448), (3968, 116246), (4208, 109616), (4216, 109408), (4352, 105989), (4471, 103168), (6448, 71536), (6838, 67456), (6851, 67328), (7072, 65224), (7936, 58123), (8153, 56576), (8416, 54808), (8432, 54704), (8942, 51584), (12896, 35768), (13676, 33728), (13702, 33664), (14144, 32612), (16306, 28288), (16832, 27404), (16864, 27352), (17884, 25792)]