180738824

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{353}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 399651840

約数和(自身を除く): 218913016

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 223, 287, 328, 353, 446, 574, 706, 892, 1148, 1412, 1561, 1784, 2296, 2471, 2824, 3122, 4942, 6244, 9143, 9884, 12488, 14473, 18286, 19768, 28946, 36572, 57892, 64001, 73144, 78719, 101311, 115784, 128002, 157438, 202622, 256004, 314876, 405244, 512008, 551033, 629752, 810488, 1102066, 2204132, 3227479, 4408264, 6454958, 12909916, 22592353, 25819832, 45184706, 90369412, 180738824]

約数ペア:

[(1, 180738824), (2, 90369412), (4, 45184706), (7, 25819832), (8, 22592353), (14, 12909916), (28, 6454958), (41, 4408264), (56, 3227479), (82, 2204132), (164, 1102066), (223, 810488), (287, 629752), (328, 551033), (353, 512008), (446, 405244), (574, 314876), (706, 256004), (892, 202622), (1148, 157438), (1412, 128002), (1561, 115784), (1784, 101311), (2296, 78719), (2471, 73144), (2824, 64001), (3122, 57892), (4942, 36572), (6244, 28946), (9143, 19768), (9884, 18286), (12488, 14473)]