256452768

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{479}}^1$

素因数の和:532

約数の個数: 216

約数和(自身を含む): 863291520

約数和(自身を除く): 606838752

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 32, 33, 36, 39, 44, 48, 52, 66, 72, 78, 88, 96, 99, 104, 117, 132, 143, 144, 156, 169, 176, 198, 208, 234, 264, 286, 288, 312, 338, 352, 396, 416, 429, 468, 479, 507, 528, 572, 624, 676, 792, 858, 936, 958, 1014, 1056, 1144, 1248, 1287, 1352, 1437, 1521, 1584, 1716, 1859, 1872, 1916, 2028, 2288, 2574, 2704, 2874, 3042, 3168, 3432, 3718, 3744, 3832, 4056, 4311, 4576, 5148, 5269, 5408, 5577, 5748, 6084, 6227, 6864, 7436, 7664, 8112, 8622, 10296, 10538, 11154, 11496, 12168, 12454, 13728, 14872, 15328, 15807, 16224, 16731, 17244, 18681, 20592, 21076, 22308, 22992, 24336, 24908, 29744, 31614, 33462, 34488, 37362, 41184, 42152, 44616, 45984, 47421, 48672, 49816, 56043, 59488, 63228, 66924, 68497, 68976, 74724, 80951, 84304, 89232, 94842, 99632, 112086, 126456, 133848, 136994, 137952, 149448, 161902, 168608, 178464, 189684, 199264, 205491, 224172, 242853, 252912, 267696, 273988, 298896, 323804, 379368, 410982, 448344, 485706, 505824, 535392, 547976, 597792, 616473, 647608, 728559, 758736, 821964, 890461, 896688, 971412, 1095952, 1232946, 1295216, 1457118, 1517472, 1643928, 1780922, 1793376, 1942824, 2191904, 2465892, 2590432, 2671383, 2914236, 3287856, 3561844, 3885648, 4931784, 5342766, 5828472, 6575712, 7123688, 7771296, 8014149, 9863568, 10685532, 11656944, 14247376, 16028298, 19727136, 21371064, 23313888, 28494752, 32056596, 42742128, 64113192, 85484256, 128226384, 256452768]

約数ペア:

[(1, 256452768), (2, 128226384), (3, 85484256), (4, 64113192), (6, 42742128), (8, 32056596), (9, 28494752), (11, 23313888), (12, 21371064), (13, 19727136), (16, 16028298), (18, 14247376), (22, 11656944), (24, 10685532), (26, 9863568), (32, 8014149), (33, 7771296), (36, 7123688), (39, 6575712), (44, 5828472), (48, 5342766), (52, 4931784), (66, 3885648), (72, 3561844), (78, 3287856), (88, 2914236), (96, 2671383), (99, 2590432), (104, 2465892), (117, 2191904), (132, 1942824), (143, 1793376), (144, 1780922), (156, 1643928), (169, 1517472), (176, 1457118), (198, 1295216), (208, 1232946), (234, 1095952), (264, 971412), (286, 896688), (288, 890461), (312, 821964), (338, 758736), (352, 728559), (396, 647608), (416, 616473), (429, 597792), (468, 547976), (479, 535392), (507, 505824), (528, 485706), (572, 448344), (624, 410982), (676, 379368), (792, 323804), (858, 298896), (936, 273988), (958, 267696), (1014, 252912), (1056, 242853), (1144, 224172), (1248, 205491), (1287, 199264), (1352, 189684), (1437, 178464), (1521, 168608), (1584, 161902), (1716, 149448), (1859, 137952), (1872, 136994), (1916, 133848), (2028, 126456), (2288, 112086), (2574, 99632), (2704, 94842), (2874, 89232), (3042, 84304), (3168, 80951), (3432, 74724), (3718, 68976), (3744, 68497), (3832, 66924), (4056, 63228), (4311, 59488), (4576, 56043), (5148, 49816), (5269, 48672), (5408, 47421), (5577, 45984), (5748, 44616), (6084, 42152), (6227, 41184), (6864, 37362), (7436, 34488), (7664, 33462), (8112, 31614), (8622, 29744), (10296, 24908), (10538, 24336), (11154, 22992), (11496, 22308), (12168, 21076), (12454, 20592), (13728, 18681), (14872, 17244), (15328, 16731), (15807, 16224)]