681313728

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:203

約数の個数: 224

約数和(自身を含む): 1990904832

約数和(自身を除く): 1309591104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 41, 46, 48, 53, 64, 69, 71, 82, 92, 96, 106, 123, 138, 142, 159, 164, 184, 192, 212, 213, 246, 276, 284, 318, 328, 368, 424, 426, 492, 552, 568, 636, 656, 736, 848, 852, 943, 984, 1104, 1136, 1219, 1272, 1312, 1472, 1633, 1696, 1704, 1886, 1968, 2173, 2208, 2272, 2438, 2544, 2624, 2829, 2911, 3266, 3392, 3408, 3657, 3763, 3772, 3936, 4346, 4416, 4544, 4876, 4899, 5088, 5658, 5822, 6519, 6532, 6816, 7314, 7526, 7544, 7872, 8692, 8733, 9752, 9798, 10176, 11289, 11316, 11644, 13038, 13064, 13632, 14628, 15052, 15088, 17384, 17466, 19504, 19596, 22578, 22632, 23288, 26076, 26128, 29256, 30104, 30176, 34768, 34932, 39008, 39192, 45156, 45264, 46576, 49979, 52152, 52256, 58512, 60208, 60352, 66953, 69536, 69864, 78016, 78384, 86549, 90312, 90528, 93152, 99958, 104304, 104512, 117024, 120416, 133906, 139072, 139728, 149937, 154283, 156768, 173098, 180624, 181056, 186304, 199916, 200859, 208608, 234048, 240832, 259647, 267812, 279456, 299874, 308566, 313536, 346196, 361248, 399832, 401718, 417216, 462849, 519294, 535624, 558912, 599748, 617132, 692392, 722496, 799664, 803436, 925698, 1038588, 1071248, 1199496, 1234264, 1384784, 1599328, 1606872, 1851396, 2077176, 2142496, 2398992, 2468528, 2769568, 3198656, 3213744, 3548509, 3702792, 4154352, 4284992, 4797984, 4937056, 5539136, 6427488, 7097018, 7405584, 8308704, 9595968, 9874112, 10645527, 12854976, 14194036, 14811168, 16617408, 21291054, 28388072, 29622336, 42582108, 56776144, 85164216, 113552288, 170328432, 227104576, 340656864, 681313728]

約数ペア:

[(1, 681313728), (2, 340656864), (3, 227104576), (4, 170328432), (6, 113552288), (8, 85164216), (12, 56776144), (16, 42582108), (23, 29622336), (24, 28388072), (32, 21291054), (41, 16617408), (46, 14811168), (48, 14194036), (53, 12854976), (64, 10645527), (69, 9874112), (71, 9595968), (82, 8308704), (92, 7405584), (96, 7097018), (106, 6427488), (123, 5539136), (138, 4937056), (142, 4797984), (159, 4284992), (164, 4154352), (184, 3702792), (192, 3548509), (212, 3213744), (213, 3198656), (246, 2769568), (276, 2468528), (284, 2398992), (318, 2142496), (328, 2077176), (368, 1851396), (424, 1606872), (426, 1599328), (492, 1384784), (552, 1234264), (568, 1199496), (636, 1071248), (656, 1038588), (736, 925698), (848, 803436), (852, 799664), (943, 722496), (984, 692392), (1104, 617132), (1136, 599748), (1219, 558912), (1272, 535624), (1312, 519294), (1472, 462849), (1633, 417216), (1696, 401718), (1704, 399832), (1886, 361248), (1968, 346196), (2173, 313536), (2208, 308566), (2272, 299874), (2438, 279456), (2544, 267812), (2624, 259647), (2829, 240832), (2911, 234048), (3266, 208608), (3392, 200859), (3408, 199916), (3657, 186304), (3763, 181056), (3772, 180624), (3936, 173098), (4346, 156768), (4416, 154283), (4544, 149937), (4876, 139728), (4899, 139072), (5088, 133906), (5658, 120416), (5822, 117024), (6519, 104512), (6532, 104304), (6816, 99958), (7314, 93152), (7526, 90528), (7544, 90312), (7872, 86549), (8692, 78384), (8733, 78016), (9752, 69864), (9798, 69536), (10176, 66953), (11289, 60352), (11316, 60208), (11644, 58512), (13038, 52256), (13064, 52152), (13632, 49979), (14628, 46576), (15052, 45264), (15088, 45156), (17384, 39192), (17466, 39008), (19504, 34932), (19596, 34768), (22578, 30176), (22632, 30104), (23288, 29256), (26076, 26128)]