221794720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{198031}}^1$

素因数の和:198053

約数の個数: 48

約数和(自身を含む): 598848768

約数和(自身を除く): 377054048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 198031, 396062, 792124, 990155, 1386217, 1584248, 1980310, 2772434, 3168496, 3960620, 5544868, 6336992, 6931085, 7921240, 11089736, 13862170, 15842480, 22179472, 27724340, 31684960, 44358944, 55448680, 110897360, 221794720]

約数ペア:

[(1, 221794720), (2, 110897360), (4, 55448680), (5, 44358944), (7, 31684960), (8, 27724340), (10, 22179472), (14, 15842480), (16, 13862170), (20, 11089736), (28, 7921240), (32, 6931085), (35, 6336992), (40, 5544868), (56, 3960620), (70, 3168496), (80, 2772434), (112, 1980310), (140, 1584248), (160, 1386217), (224, 990155), (280, 792124), (560, 396062), (1120, 198031)]