1221199616

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 288

約数和(自身を含む): 3296563200

約数和(自身を除く): 2075363584

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 31, 32, 38, 52, 56, 62, 64, 76, 89, 91, 104, 112, 124, 128, 133, 152, 178, 182, 208, 217, 224, 247, 248, 256, 266, 304, 356, 364, 403, 416, 434, 448, 494, 496, 532, 589, 608, 623, 712, 728, 806, 832, 868, 896, 988, 992, 1064, 1157, 1178, 1216, 1246, 1424, 1456, 1612, 1664, 1691, 1729, 1736, 1792, 1976, 1984, 2128, 2314, 2356, 2432, 2492, 2759, 2821, 2848, 2912, 3224, 3328, 3382, 3458, 3472, 3952, 3968, 4123, 4256, 4628, 4712, 4864, 4984, 5518, 5642, 5696, 5824, 6448, 6764, 6916, 6944, 7657, 7904, 7936, 8099, 8246, 8512, 9256, 9424, 9968, 11036, 11284, 11392, 11648, 11837, 12896, 13528, 13832, 13888, 15314, 15808, 16198, 16492, 17024, 18512, 18848, 19313, 19936, 21983, 22072, 22568, 22784, 23296, 23674, 25792, 27056, 27664, 27776, 30628, 31616, 32396, 32984, 34048, 35867, 37024, 37696, 38626, 39872, 43966, 44144, 45136, 47348, 51584, 52421, 53599, 54112, 55328, 55552, 61256, 63232, 64792, 65968, 71734, 74048, 75392, 77252, 79744, 87932, 88288, 90272, 94696, 103168, 104842, 107198, 108224, 110656, 122512, 129584, 131936, 143468, 148096, 150784, 153881, 154504, 159488, 175864, 176576, 180544, 189392, 209684, 214396, 216448, 221312, 245024, 251069, 259168, 263872, 286936, 296192, 307762, 309008, 351728, 353152, 361088, 366947, 378784, 419368, 428792, 432896, 442624, 490048, 502138, 518336, 527744, 573872, 615524, 618016, 681473, 703456, 706304, 722176, 733894, 757568, 838736, 857584, 980096, 1004276, 1036672, 1055488, 1147744, 1231048, 1236032, 1362946, 1406912, 1467788, 1515136, 1677472, 1715168, 1960192, 2008552, 2073344, 2295488, 2462096, 2472064, 2725892, 2813824, 2935576, 3030272, 3354944, 3430336, 4017104, 4590976, 4770311, 4924192, 4944128, 5451784, 5627648, 5871152, 6709888, 6860672, 8034208, 9181952, 9540622, 9848384, 10903568, 11742304, 13419776, 13721344, 16068416, 19081244, 19696768, 21807136, 23484608, 32136832, 38162488, 39393536, 43614272, 46969216, 64273664, 76324976, 87228544, 93938432, 152649952, 174457088, 305299904, 610599808, 1221199616]

約数ペア:

[(1, 1221199616), (2, 610599808), (4, 305299904), (7, 174457088), (8, 152649952), (13, 93938432), (14, 87228544), (16, 76324976), (19, 64273664), (26, 46969216), (28, 43614272), (31, 39393536), (32, 38162488), (38, 32136832), (52, 23484608), (56, 21807136), (62, 19696768), (64, 19081244), (76, 16068416), (89, 13721344), (91, 13419776), (104, 11742304), (112, 10903568), (124, 9848384), (128, 9540622), (133, 9181952), (152, 8034208), (178, 6860672), (182, 6709888), (208, 5871152), (217, 5627648), (224, 5451784), (247, 4944128), (248, 4924192), (256, 4770311), (266, 4590976), (304, 4017104), (356, 3430336), (364, 3354944), (403, 3030272), (416, 2935576), (434, 2813824), (448, 2725892), (494, 2472064), (496, 2462096), (532, 2295488), (589, 2073344), (608, 2008552), (623, 1960192), (712, 1715168), (728, 1677472), (806, 1515136), (832, 1467788), (868, 1406912), (896, 1362946), (988, 1236032), (992, 1231048), (1064, 1147744), (1157, 1055488), (1178, 1036672), (1216, 1004276), (1246, 980096), (1424, 857584), (1456, 838736), (1612, 757568), (1664, 733894), (1691, 722176), (1729, 706304), (1736, 703456), (1792, 681473), (1976, 618016), (1984, 615524), (2128, 573872), (2314, 527744), (2356, 518336), (2432, 502138), (2492, 490048), (2759, 442624), (2821, 432896), (2848, 428792), (2912, 419368), (3224, 378784), (3328, 366947), (3382, 361088), (3458, 353152), (3472, 351728), (3952, 309008), (3968, 307762), (4123, 296192), (4256, 286936), (4628, 263872), (4712, 259168), (4864, 251069), (4984, 245024), (5518, 221312), (5642, 216448), (5696, 214396), (5824, 209684), (6448, 189392), (6764, 180544), (6916, 176576), (6944, 175864), (7657, 159488), (7904, 154504), (7936, 153881), (8099, 150784), (8246, 148096), (8512, 143468), (9256, 131936), (9424, 129584), (9968, 122512), (11036, 110656), (11284, 108224), (11392, 107198), (11648, 104842), (11837, 103168), (12896, 94696), (13528, 90272), (13832, 88288), (13888, 87932), (15314, 79744), (15808, 77252), (16198, 75392), (16492, 74048), (17024, 71734), (18512, 65968), (18848, 64792), (19313, 63232), (19936, 61256), (21983, 55552), (22072, 55328), (22568, 54112), (22784, 53599), (23296, 52421), (23674, 51584), (25792, 47348), (27056, 45136), (27664, 44144), (27776, 43966), (30628, 39872), (31616, 38626), (32396, 37696), (32984, 37024), (34048, 35867)]