213765580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{80363}}^1$

素因数の和:80398

約数の個数: 48

約数和(自身を含む): 540046080

約数和(自身を除く): 326280500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 80363, 160726, 321452, 401815, 562541, 803630, 1125082, 1526897, 1607260, 2250164, 2812705, 3053794, 5625410, 6107588, 7634485, 10688279, 11250820, 15268970, 21376558, 30537940, 42753116, 53441395, 106882790, 213765580]

約数ペア:

[(1, 213765580), (2, 106882790), (4, 53441395), (5, 42753116), (7, 30537940), (10, 21376558), (14, 15268970), (19, 11250820), (20, 10688279), (28, 7634485), (35, 6107588), (38, 5625410), (70, 3053794), (76, 2812705), (95, 2250164), (133, 1607260), (140, 1526897), (190, 1125082), (266, 803630), (380, 562541), (532, 401815), (665, 321452), (1330, 160726), (2660, 80363)]