256076352

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:286

約数の個数: 252

約数和(自身を含む): 877830096

約数和(自身を除く): 621753744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 43, 48, 49, 56, 63, 64, 72, 84, 86, 96, 98, 112, 126, 129, 144, 147, 168, 172, 192, 196, 211, 224, 252, 258, 288, 294, 301, 336, 344, 387, 392, 422, 441, 448, 504, 516, 576, 588, 602, 633, 672, 688, 774, 784, 844, 882, 903, 1008, 1032, 1176, 1204, 1266, 1344, 1376, 1477, 1548, 1568, 1688, 1764, 1806, 1899, 2016, 2064, 2107, 2352, 2408, 2532, 2709, 2752, 2954, 3096, 3136, 3376, 3528, 3612, 3798, 4032, 4128, 4214, 4431, 4704, 4816, 5064, 5418, 5908, 6192, 6321, 6752, 7056, 7224, 7596, 8256, 8428, 8862, 9073, 9408, 9632, 10128, 10339, 10836, 11816, 12384, 12642, 13293, 13504, 14112, 14448, 15192, 16856, 17724, 18146, 18963, 19264, 20256, 20678, 21672, 23632, 24768, 25284, 26586, 27219, 28224, 28896, 30384, 31017, 33712, 35448, 36292, 37926, 40512, 41356, 43344, 47264, 50568, 53172, 54438, 57792, 60768, 62034, 63511, 67424, 70896, 72584, 75852, 81657, 82712, 86688, 93051, 94528, 101136, 106344, 108876, 121536, 124068, 127022, 134848, 141792, 145168, 151704, 163314, 165424, 173376, 186102, 190533, 202272, 212688, 217752, 248136, 254044, 283584, 290336, 303408, 326628, 330848, 372204, 381066, 404544, 425376, 435504, 444577, 496272, 508088, 571599, 580672, 606816, 653256, 661696, 744408, 762132, 850752, 871008, 889154, 992544, 1016176, 1143198, 1213632, 1306512, 1333731, 1488816, 1524264, 1742016, 1778308, 1985088, 2032352, 2286396, 2613024, 2667462, 2977632, 3048528, 3556616, 4001193, 4064704, 4572792, 5226048, 5334924, 5955264, 6097056, 7113232, 8002386, 9145584, 10669848, 12194112, 14226464, 16004772, 18291168, 21339696, 28452928, 32009544, 36582336, 42679392, 64019088, 85358784, 128038176, 256076352]

約数ペア:

[(1, 256076352), (2, 128038176), (3, 85358784), (4, 64019088), (6, 42679392), (7, 36582336), (8, 32009544), (9, 28452928), (12, 21339696), (14, 18291168), (16, 16004772), (18, 14226464), (21, 12194112), (24, 10669848), (28, 9145584), (32, 8002386), (36, 7113232), (42, 6097056), (43, 5955264), (48, 5334924), (49, 5226048), (56, 4572792), (63, 4064704), (64, 4001193), (72, 3556616), (84, 3048528), (86, 2977632), (96, 2667462), (98, 2613024), (112, 2286396), (126, 2032352), (129, 1985088), (144, 1778308), (147, 1742016), (168, 1524264), (172, 1488816), (192, 1333731), (196, 1306512), (211, 1213632), (224, 1143198), (252, 1016176), (258, 992544), (288, 889154), (294, 871008), (301, 850752), (336, 762132), (344, 744408), (387, 661696), (392, 653256), (422, 606816), (441, 580672), (448, 571599), (504, 508088), (516, 496272), (576, 444577), (588, 435504), (602, 425376), (633, 404544), (672, 381066), (688, 372204), (774, 330848), (784, 326628), (844, 303408), (882, 290336), (903, 283584), (1008, 254044), (1032, 248136), (1176, 217752), (1204, 212688), (1266, 202272), (1344, 190533), (1376, 186102), (1477, 173376), (1548, 165424), (1568, 163314), (1688, 151704), (1764, 145168), (1806, 141792), (1899, 134848), (2016, 127022), (2064, 124068), (2107, 121536), (2352, 108876), (2408, 106344), (2532, 101136), (2709, 94528), (2752, 93051), (2954, 86688), (3096, 82712), (3136, 81657), (3376, 75852), (3528, 72584), (3612, 70896), (3798, 67424), (4032, 63511), (4128, 62034), (4214, 60768), (4431, 57792), (4704, 54438), (4816, 53172), (5064, 50568), (5418, 47264), (5908, 43344), (6192, 41356), (6321, 40512), (6752, 37926), (7056, 36292), (7224, 35448), (7596, 33712), (8256, 31017), (8428, 30384), (8862, 28896), (9073, 28224), (9408, 27219), (9632, 26586), (10128, 25284), (10339, 24768), (10836, 23632), (11816, 21672), (12384, 20678), (12642, 20256), (13293, 19264), (13504, 18963), (14112, 18146), (14448, 17724), (15192, 16856)]