256013472

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1097}}^1$

素因数の和:1151

約数の個数: 192

約数和(自身を含む): 836728704

約数和(自身を除く): 580715232

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 17, 22, 24, 26, 32, 33, 34, 39, 44, 48, 51, 52, 66, 68, 78, 88, 96, 102, 104, 132, 136, 143, 156, 176, 187, 204, 208, 221, 264, 272, 286, 312, 352, 374, 408, 416, 429, 442, 528, 544, 561, 572, 624, 663, 748, 816, 858, 884, 1056, 1097, 1122, 1144, 1248, 1326, 1496, 1632, 1716, 1768, 2194, 2244, 2288, 2431, 2652, 2992, 3291, 3432, 3536, 4388, 4488, 4576, 4862, 5304, 5984, 6582, 6864, 7072, 7293, 8776, 8976, 9724, 10608, 12067, 13164, 13728, 14261, 14586, 17552, 17952, 18649, 19448, 21216, 24134, 26328, 28522, 29172, 35104, 36201, 37298, 38896, 42783, 48268, 52656, 55947, 57044, 58344, 72402, 74596, 77792, 85566, 96536, 105312, 111894, 114088, 116688, 144804, 149192, 156871, 171132, 193072, 205139, 223788, 228176, 233376, 242437, 289608, 298384, 313742, 342264, 386144, 410278, 447576, 456352, 470613, 484874, 579216, 596768, 615417, 627484, 684528, 727311, 820556, 895152, 941226, 969748, 1158432, 1230834, 1254968, 1369056, 1454622, 1641112, 1790304, 1882452, 1939496, 2461668, 2509936, 2666807, 2909244, 3282224, 3764904, 3878992, 4923336, 5019872, 5333614, 5818488, 6564448, 7529808, 7757984, 8000421, 9846672, 10667228, 11636976, 15059616, 16000842, 19693344, 21334456, 23273952, 32001684, 42668912, 64003368, 85337824, 128006736, 256013472]

約数ペア:

[(1, 256013472), (2, 128006736), (3, 85337824), (4, 64003368), (6, 42668912), (8, 32001684), (11, 23273952), (12, 21334456), (13, 19693344), (16, 16000842), (17, 15059616), (22, 11636976), (24, 10667228), (26, 9846672), (32, 8000421), (33, 7757984), (34, 7529808), (39, 6564448), (44, 5818488), (48, 5333614), (51, 5019872), (52, 4923336), (66, 3878992), (68, 3764904), (78, 3282224), (88, 2909244), (96, 2666807), (102, 2509936), (104, 2461668), (132, 1939496), (136, 1882452), (143, 1790304), (156, 1641112), (176, 1454622), (187, 1369056), (204, 1254968), (208, 1230834), (221, 1158432), (264, 969748), (272, 941226), (286, 895152), (312, 820556), (352, 727311), (374, 684528), (408, 627484), (416, 615417), (429, 596768), (442, 579216), (528, 484874), (544, 470613), (561, 456352), (572, 447576), (624, 410278), (663, 386144), (748, 342264), (816, 313742), (858, 298384), (884, 289608), (1056, 242437), (1097, 233376), (1122, 228176), (1144, 223788), (1248, 205139), (1326, 193072), (1496, 171132), (1632, 156871), (1716, 149192), (1768, 144804), (2194, 116688), (2244, 114088), (2288, 111894), (2431, 105312), (2652, 96536), (2992, 85566), (3291, 77792), (3432, 74596), (3536, 72402), (4388, 58344), (4488, 57044), (4576, 55947), (4862, 52656), (5304, 48268), (5984, 42783), (6582, 38896), (6864, 37298), (7072, 36201), (7293, 35104), (8776, 29172), (8976, 28522), (9724, 26328), (10608, 24134), (12067, 21216), (13164, 19448), (13728, 18649), (14261, 17952), (14586, 17552)]