420572768

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:361

約数の個数: 144

約数和(自身を含む): 1061786880

約数和(自身を除く): 641214112

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 59, 77, 88, 112, 118, 121, 154, 176, 224, 236, 242, 263, 308, 352, 413, 472, 484, 526, 616, 649, 826, 847, 944, 968, 1052, 1232, 1298, 1652, 1694, 1841, 1888, 1936, 2104, 2464, 2596, 2893, 3304, 3388, 3682, 3872, 4208, 4543, 5192, 5786, 6608, 6776, 7139, 7364, 8416, 9086, 10384, 11572, 13216, 13552, 14278, 14728, 15517, 18172, 20251, 20768, 23144, 27104, 28556, 29456, 31034, 31823, 36344, 40502, 46288, 49973, 57112, 58912, 62068, 63646, 72688, 81004, 92576, 99946, 108619, 114224, 124136, 127292, 145376, 162008, 170687, 199892, 217238, 222761, 228448, 248272, 254584, 324016, 341374, 399784, 434476, 445522, 496544, 509168, 648032, 682748, 799568, 868952, 891044, 1018336, 1194809, 1365496, 1599136, 1737904, 1782088, 1877557, 2389618, 2730992, 3475808, 3564176, 3755114, 4779236, 5461984, 7128352, 7510228, 9558472, 13142899, 15020456, 19116944, 26285798, 30040912, 38233888, 52571596, 60081824, 105143192, 210286384, 420572768]

約数ペア:

[(1, 420572768), (2, 210286384), (4, 105143192), (7, 60081824), (8, 52571596), (11, 38233888), (14, 30040912), (16, 26285798), (22, 19116944), (28, 15020456), (32, 13142899), (44, 9558472), (56, 7510228), (59, 7128352), (77, 5461984), (88, 4779236), (112, 3755114), (118, 3564176), (121, 3475808), (154, 2730992), (176, 2389618), (224, 1877557), (236, 1782088), (242, 1737904), (263, 1599136), (308, 1365496), (352, 1194809), (413, 1018336), (472, 891044), (484, 868952), (526, 799568), (616, 682748), (649, 648032), (826, 509168), (847, 496544), (944, 445522), (968, 434476), (1052, 399784), (1232, 341374), (1298, 324016), (1652, 254584), (1694, 248272), (1841, 228448), (1888, 222761), (1936, 217238), (2104, 199892), (2464, 170687), (2596, 162008), (2893, 145376), (3304, 127292), (3388, 124136), (3682, 114224), (3872, 108619), (4208, 99946), (4543, 92576), (5192, 81004), (5786, 72688), (6608, 63646), (6776, 62068), (7139, 58912), (7364, 57112), (8416, 49973), (9086, 46288), (10384, 40502), (11572, 36344), (13216, 31823), (13552, 31034), (14278, 29456), (14728, 28556), (15517, 27104), (18172, 23144), (20251, 20768)]