1921306576

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^2\times {\mathrm{83}}^1$

素因数の和:281

約数の個数: 120

約数和(自身を含む): 4473588672

約数和(自身を除く): 2552282096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 71, 82, 83, 112, 142, 164, 166, 284, 287, 328, 332, 497, 568, 574, 581, 656, 664, 994, 1136, 1148, 1162, 1328, 1988, 2296, 2324, 2911, 3403, 3976, 4592, 4648, 5041, 5822, 5893, 6806, 7952, 9296, 10082, 11644, 11786, 13612, 20164, 20377, 23288, 23572, 23821, 27224, 35287, 40328, 40754, 41251, 46576, 47144, 47642, 54448, 70574, 80656, 81508, 82502, 94288, 95284, 141148, 163016, 165004, 190568, 206681, 241613, 282296, 326032, 330008, 381136, 413362, 418403, 483226, 564592, 660016, 826724, 836806, 966452, 1446767, 1653448, 1673612, 1691291, 1932904, 2893534, 2928821, 3306896, 3347224, 3382582, 3865808, 5787068, 5857642, 6694448, 6765164, 11574136, 11715284, 13530328, 17154523, 23148272, 23430568, 27060656, 34309046, 46861136, 68618092, 120081661, 137236184, 240163322, 274472368, 480326644, 960653288, 1921306576]

約数ペア:

[(1, 1921306576), (2, 960653288), (4, 480326644), (7, 274472368), (8, 240163322), (14, 137236184), (16, 120081661), (28, 68618092), (41, 46861136), (56, 34309046), (71, 27060656), (82, 23430568), (83, 23148272), (112, 17154523), (142, 13530328), (164, 11715284), (166, 11574136), (284, 6765164), (287, 6694448), (328, 5857642), (332, 5787068), (497, 3865808), (568, 3382582), (574, 3347224), (581, 3306896), (656, 2928821), (664, 2893534), (994, 1932904), (1136, 1691291), (1148, 1673612), (1162, 1653448), (1328, 1446767), (1988, 966452), (2296, 836806), (2324, 826724), (2911, 660016), (3403, 564592), (3976, 483226), (4592, 418403), (4648, 413362), (5041, 381136), (5822, 330008), (5893, 326032), (6806, 282296), (7952, 241613), (9296, 206681), (10082, 190568), (11644, 165004), (11786, 163016), (13612, 141148), (20164, 95284), (20377, 94288), (23288, 82502), (23572, 81508), (23821, 80656), (27224, 70574), (35287, 54448), (40328, 47642), (40754, 47144), (41251, 46576)]