278829408

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1069}}^1$

素因数の和:1125

約数の個数: 192

約数和(自身を含む): 905990400

約数和(自身を除く): 627160992

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 19, 22, 24, 26, 32, 33, 38, 39, 44, 48, 52, 57, 66, 76, 78, 88, 96, 104, 114, 132, 143, 152, 156, 176, 208, 209, 228, 247, 264, 286, 304, 312, 352, 416, 418, 429, 456, 494, 528, 572, 608, 624, 627, 741, 836, 858, 912, 988, 1056, 1069, 1144, 1248, 1254, 1482, 1672, 1716, 1824, 1976, 2138, 2288, 2508, 2717, 2964, 3207, 3344, 3432, 3952, 4276, 4576, 5016, 5434, 5928, 6414, 6688, 6864, 7904, 8151, 8552, 10032, 10868, 11759, 11856, 12828, 13728, 13897, 16302, 17104, 20064, 20311, 21736, 23518, 23712, 25656, 27794, 32604, 34208, 35277, 40622, 41691, 43472, 47036, 51312, 55588, 60933, 65208, 70554, 81244, 83382, 86944, 94072, 102624, 111176, 121866, 130416, 141108, 152867, 162488, 166764, 188144, 222352, 223421, 243732, 260832, 264043, 282216, 305734, 324976, 333528, 376288, 444704, 446842, 458601, 487464, 528086, 564432, 611468, 649952, 667056, 670263, 792129, 893684, 917202, 974928, 1056172, 1128864, 1222936, 1334112, 1340526, 1584258, 1787368, 1834404, 1949856, 2112344, 2445872, 2681052, 2904473, 3168516, 3574736, 3668808, 4224688, 4891744, 5362104, 5808946, 6337032, 7149472, 7337616, 8449376, 8713419, 10724208, 11617892, 12674064, 14675232, 17426838, 21448416, 23235784, 25348128, 34853676, 46471568, 69707352, 92943136, 139414704, 278829408]

約数ペア:

[(1, 278829408), (2, 139414704), (3, 92943136), (4, 69707352), (6, 46471568), (8, 34853676), (11, 25348128), (12, 23235784), (13, 21448416), (16, 17426838), (19, 14675232), (22, 12674064), (24, 11617892), (26, 10724208), (32, 8713419), (33, 8449376), (38, 7337616), (39, 7149472), (44, 6337032), (48, 5808946), (52, 5362104), (57, 4891744), (66, 4224688), (76, 3668808), (78, 3574736), (88, 3168516), (96, 2904473), (104, 2681052), (114, 2445872), (132, 2112344), (143, 1949856), (152, 1834404), (156, 1787368), (176, 1584258), (208, 1340526), (209, 1334112), (228, 1222936), (247, 1128864), (264, 1056172), (286, 974928), (304, 917202), (312, 893684), (352, 792129), (416, 670263), (418, 667056), (429, 649952), (456, 611468), (494, 564432), (528, 528086), (572, 487464), (608, 458601), (624, 446842), (627, 444704), (741, 376288), (836, 333528), (858, 324976), (912, 305734), (988, 282216), (1056, 264043), (1069, 260832), (1144, 243732), (1248, 223421), (1254, 222352), (1482, 188144), (1672, 166764), (1716, 162488), (1824, 152867), (1976, 141108), (2138, 130416), (2288, 121866), (2508, 111176), (2717, 102624), (2964, 94072), (3207, 86944), (3344, 83382), (3432, 81244), (3952, 70554), (4276, 65208), (4576, 60933), (5016, 55588), (5434, 51312), (5928, 47036), (6414, 43472), (6688, 41691), (6864, 40622), (7904, 35277), (8151, 34208), (8552, 32604), (10032, 27794), (10868, 25656), (11759, 23712), (11856, 23518), (12828, 21736), (13728, 20311), (13897, 20064), (16302, 17104)]