20122569712

素因数分解:

$2^4\times 7^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:405

約数の個数: 200

約数和(自身を含む): 47891811712

約数和(自身を除く): 27769242000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 61, 62, 98, 112, 122, 124, 196, 217, 244, 248, 277, 343, 392, 427, 434, 488, 496, 554, 686, 784, 854, 868, 976, 1108, 1372, 1519, 1708, 1736, 1891, 1939, 2216, 2401, 2744, 2989, 3038, 3416, 3472, 3782, 3878, 4432, 4802, 5488, 5978, 6076, 6832, 7564, 7756, 8587, 9604, 10633, 11956, 12152, 13237, 13573, 15128, 15512, 16897, 17174, 19208, 20923, 21266, 23912, 24304, 26474, 27146, 30256, 31024, 33794, 34348, 38416, 41846, 42532, 47824, 52948, 54292, 60109, 67588, 68696, 74431, 83692, 85064, 92659, 95011, 105896, 108584, 118279, 120218, 135176, 137392, 146461, 148862, 167384, 170128, 185318, 190022, 211792, 217168, 236558, 240436, 270352, 292922, 297724, 334768, 370636, 380044, 420763, 473116, 480872, 523807, 585844, 595448, 648613, 665077, 741272, 760088, 827953, 841526, 946232, 961744, 1047614, 1171688, 1190896, 1297226, 1330154, 1482544, 1520176, 1655906, 1683052, 1892464, 2095228, 2343376, 2594452, 2660308, 2945341, 3311812, 3366104, 3666649, 4190456, 4540291, 5188904, 5320616, 5795671, 5890682, 6623624, 6732208, 7333298, 8380912, 9080582, 10377808, 10641232, 11591342, 11781364, 13247248, 14666596, 18161164, 20617387, 23182684, 23562728, 25666543, 29333192, 36322328, 40569697, 41234774, 46365368, 47125456, 51333086, 58666384, 72644656, 81139394, 82469548, 92730736, 102666172, 162278788, 164939096, 179665801, 205332344, 324557576, 329878192, 359331602, 410664688, 649115152, 718663204, 1257660607, 1437326408, 2515321214, 2874652816, 5030642428, 10061284856, 20122569712]

約数ペア:

[(1, 20122569712), (2, 10061284856), (4, 5030642428), (7, 2874652816), (8, 2515321214), (14, 1437326408), (16, 1257660607), (28, 718663204), (31, 649115152), (49, 410664688), (56, 359331602), (61, 329878192), (62, 324557576), (98, 205332344), (112, 179665801), (122, 164939096), (124, 162278788), (196, 102666172), (217, 92730736), (244, 82469548), (248, 81139394), (277, 72644656), (343, 58666384), (392, 51333086), (427, 47125456), (434, 46365368), (488, 41234774), (496, 40569697), (554, 36322328), (686, 29333192), (784, 25666543), (854, 23562728), (868, 23182684), (976, 20617387), (1108, 18161164), (1372, 14666596), (1519, 13247248), (1708, 11781364), (1736, 11591342), (1891, 10641232), (1939, 10377808), (2216, 9080582), (2401, 8380912), (2744, 7333298), (2989, 6732208), (3038, 6623624), (3416, 5890682), (3472, 5795671), (3782, 5320616), (3878, 5188904), (4432, 4540291), (4802, 4190456), (5488, 3666649), (5978, 3366104), (6076, 3311812), (6832, 2945341), (7564, 2660308), (7756, 2594452), (8587, 2343376), (9604, 2095228), (10633, 1892464), (11956, 1683052), (12152, 1655906), (13237, 1520176), (13573, 1482544), (15128, 1330154), (15512, 1297226), (16897, 1190896), (17174, 1171688), (19208, 1047614), (20923, 961744), (21266, 946232), (23912, 841526), (24304, 827953), (26474, 760088), (27146, 741272), (30256, 665077), (31024, 648613), (33794, 595448), (34348, 585844), (38416, 523807), (41846, 480872), (42532, 473116), (47824, 420763), (52948, 380044), (54292, 370636), (60109, 334768), (67588, 297724), (68696, 292922), (74431, 270352), (83692, 240436), (85064, 236558), (92659, 217168), (95011, 211792), (105896, 190022), (108584, 185318), (118279, 170128), (120218, 167384), (135176, 148862), (137392, 146461)]