143136640

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1609}}^1$

素因数の和:1767

約数の個数: 64

約数和(自身を含む): 344862000

約数和(自身を除く): 201725360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 278, 320, 556, 640, 695, 1112, 1390, 1609, 2224, 2780, 3218, 4448, 5560, 6436, 8045, 8896, 11120, 12872, 16090, 17792, 22240, 25744, 32180, 44480, 51488, 64360, 88960, 102976, 128720, 205952, 223651, 257440, 447302, 514880, 894604, 1029760, 1118255, 1789208, 2236510, 3578416, 4473020, 7156832, 8946040, 14313664, 17892080, 28627328, 35784160, 71568320, 143136640]

約数ペア:

[(1, 143136640), (2, 71568320), (4, 35784160), (5, 28627328), (8, 17892080), (10, 14313664), (16, 8946040), (20, 7156832), (32, 4473020), (40, 3578416), (64, 2236510), (80, 1789208), (128, 1118255), (139, 1029760), (160, 894604), (278, 514880), (320, 447302), (556, 257440), (640, 223651), (695, 205952), (1112, 128720), (1390, 102976), (1609, 88960), (2224, 64360), (2780, 51488), (3218, 44480), (4448, 32180), (5560, 25744), (6436, 22240), (8045, 17792), (8896, 16090), (11120, 12872)]