254872576

素因数分解:

$2^{10}\times 7^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:126

約数の個数: 132

約数和(自身を含む): 617931984

約数和(自身を除く): 363059408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 37, 56, 62, 64, 74, 112, 124, 128, 148, 217, 224, 248, 256, 259, 296, 434, 448, 496, 512, 518, 592, 868, 896, 961, 992, 1024, 1036, 1147, 1184, 1736, 1792, 1922, 1984, 2072, 2294, 2368, 3472, 3584, 3844, 3968, 4144, 4588, 4736, 6727, 6944, 7168, 7688, 7936, 8029, 8288, 9176, 9472, 13454, 13888, 15376, 15872, 16058, 16576, 18352, 18944, 26908, 27776, 30752, 31744, 32116, 33152, 35557, 36704, 37888, 53816, 55552, 61504, 64232, 66304, 71114, 73408, 107632, 111104, 123008, 128464, 132608, 142228, 146816, 215264, 222208, 246016, 248899, 256928, 265216, 284456, 293632, 430528, 492032, 497798, 513856, 568912, 587264, 861056, 984064, 995596, 1027712, 1137824, 1174528, 1722112, 1991192, 2055424, 2275648, 3444224, 3982384, 4110848, 4551296, 6888448, 7964768, 8221696, 9102592, 15929536, 18205184, 31859072, 36410368, 63718144, 127436288, 254872576]

約数ペア:

[(1, 254872576), (2, 127436288), (4, 63718144), (7, 36410368), (8, 31859072), (14, 18205184), (16, 15929536), (28, 9102592), (31, 8221696), (32, 7964768), (37, 6888448), (56, 4551296), (62, 4110848), (64, 3982384), (74, 3444224), (112, 2275648), (124, 2055424), (128, 1991192), (148, 1722112), (217, 1174528), (224, 1137824), (248, 1027712), (256, 995596), (259, 984064), (296, 861056), (434, 587264), (448, 568912), (496, 513856), (512, 497798), (518, 492032), (592, 430528), (868, 293632), (896, 284456), (961, 265216), (992, 256928), (1024, 248899), (1036, 246016), (1147, 222208), (1184, 215264), (1736, 146816), (1792, 142228), (1922, 132608), (1984, 128464), (2072, 123008), (2294, 111104), (2368, 107632), (3472, 73408), (3584, 71114), (3844, 66304), (3968, 64232), (4144, 61504), (4588, 55552), (4736, 53816), (6727, 37888), (6944, 36704), (7168, 35557), (7688, 33152), (7936, 32116), (8029, 31744), (8288, 30752), (9176, 27776), (9472, 26908), (13454, 18944), (13888, 18352), (15376, 16576), (15872, 16058)]