1666961856

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:749

約数の個数: 280

約数和(自身を含む): 5735702016

約数和(自身を除く): 4068740160

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 71, 72, 81, 84, 96, 108, 112, 126, 142, 144, 162, 168, 189, 192, 213, 216, 224, 252, 284, 288, 324, 336, 378, 426, 432, 448, 497, 504, 567, 568, 576, 639, 647, 648, 672, 756, 852, 864, 994, 1008, 1134, 1136, 1278, 1294, 1296, 1344, 1491, 1512, 1704, 1728, 1917, 1941, 1988, 2016, 2268, 2272, 2556, 2588, 2592, 2982, 3024, 3408, 3834, 3882, 3976, 4032, 4473, 4529, 4536, 4544, 5112, 5176, 5184, 5751, 5823, 5964, 6048, 6816, 7668, 7764, 7952, 8946, 9058, 9072, 10224, 10352, 11502, 11646, 11928, 12096, 13419, 13587, 13632, 15336, 15528, 15904, 17469, 17892, 18116, 18144, 20448, 20704, 23004, 23292, 23856, 26838, 27174, 30672, 31056, 31808, 34938, 35784, 36232, 36288, 40257, 40761, 40896, 41408, 45937, 46008, 46584, 47712, 52407, 53676, 54348, 61344, 62112, 69876, 71568, 72464, 80514, 81522, 91874, 92016, 93168, 95424, 104814, 107352, 108696, 122283, 122688, 124224, 137811, 139752, 143136, 144928, 161028, 163044, 183748, 184032, 186336, 209628, 214704, 217392, 244566, 275622, 279504, 286272, 289856, 321559, 322056, 326088, 366849, 367496, 368064, 372672, 413433, 419256, 429408, 434784, 489132, 551244, 559008, 643118, 644112, 652176, 733698, 734992, 826866, 838512, 858816, 869568, 964677, 978264, 1102488, 1118016, 1240299, 1286236, 1288224, 1304352, 1467396, 1469984, 1653732, 1677024, 1929354, 1956528, 2204976, 2480598, 2572472, 2576448, 2608704, 2894031, 2934792, 2939968, 3307464, 3354048, 3720897, 3858708, 3913056, 4409952, 4961196, 5144944, 5788062, 5869584, 6614928, 7441794, 7717416, 7826112, 8682093, 8819904, 9922392, 10289888, 11576124, 11739168, 13229856, 14883588, 15434832, 17364186, 19844784, 20579776, 23152248, 23478336, 26046279, 26459712, 29767176, 30869664, 34728372, 39689568, 46304496, 52092558, 59534352, 61739328, 69456744, 79379136, 92608992, 104185116, 119068704, 138913488, 185217984, 208370232, 238137408, 277826976, 416740464, 555653952, 833480928, 1666961856]

約数ペア:

[(1, 1666961856), (2, 833480928), (3, 555653952), (4, 416740464), (6, 277826976), (7, 238137408), (8, 208370232), (9, 185217984), (12, 138913488), (14, 119068704), (16, 104185116), (18, 92608992), (21, 79379136), (24, 69456744), (27, 61739328), (28, 59534352), (32, 52092558), (36, 46304496), (42, 39689568), (48, 34728372), (54, 30869664), (56, 29767176), (63, 26459712), (64, 26046279), (71, 23478336), (72, 23152248), (81, 20579776), (84, 19844784), (96, 17364186), (108, 15434832), (112, 14883588), (126, 13229856), (142, 11739168), (144, 11576124), (162, 10289888), (168, 9922392), (189, 8819904), (192, 8682093), (213, 7826112), (216, 7717416), (224, 7441794), (252, 6614928), (284, 5869584), (288, 5788062), (324, 5144944), (336, 4961196), (378, 4409952), (426, 3913056), (432, 3858708), (448, 3720897), (497, 3354048), (504, 3307464), (567, 2939968), (568, 2934792), (576, 2894031), (639, 2608704), (647, 2576448), (648, 2572472), (672, 2480598), (756, 2204976), (852, 1956528), (864, 1929354), (994, 1677024), (1008, 1653732), (1134, 1469984), (1136, 1467396), (1278, 1304352), (1294, 1288224), (1296, 1286236), (1344, 1240299), (1491, 1118016), (1512, 1102488), (1704, 978264), (1728, 964677), (1917, 869568), (1941, 858816), (1988, 838512), (2016, 826866), (2268, 734992), (2272, 733698), (2556, 652176), (2588, 644112), (2592, 643118), (2982, 559008), (3024, 551244), (3408, 489132), (3834, 434784), (3882, 429408), (3976, 419256), (4032, 413433), (4473, 372672), (4529, 368064), (4536, 367496), (4544, 366849), (5112, 326088), (5176, 322056), (5184, 321559), (5751, 289856), (5823, 286272), (5964, 279504), (6048, 275622), (6816, 244566), (7668, 217392), (7764, 214704), (7952, 209628), (8946, 186336), (9058, 184032), (9072, 183748), (10224, 163044), (10352, 161028), (11502, 144928), (11646, 143136), (11928, 139752), (12096, 137811), (13419, 124224), (13587, 122688), (13632, 122283), (15336, 108696), (15528, 107352), (15904, 104814), (17469, 95424), (17892, 93168), (18116, 92016), (18144, 91874), (20448, 81522), (20704, 80514), (23004, 72464), (23292, 71568), (23856, 69876), (26838, 62112), (27174, 61344), (30672, 54348), (31056, 53676), (31808, 52407), (34938, 47712), (35784, 46584), (36232, 46008), (36288, 45937), (40257, 41408), (40761, 40896)]