121172240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{216379}}^1$

素因数の和:216399

約数の個数: 40

約数和(自身を含む): 321973440

約数和(自身を除く): 200801200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 216379, 432758, 865516, 1081895, 1514653, 1731032, 2163790, 3029306, 3462064, 4327580, 6058612, 7573265, 8655160, 12117224, 15146530, 17310320, 24234448, 30293060, 60586120, 121172240]

約数ペア:

[(1, 121172240), (2, 60586120), (4, 30293060), (5, 24234448), (7, 17310320), (8, 15146530), (10, 12117224), (14, 8655160), (16, 7573265), (20, 6058612), (28, 4327580), (35, 3462064), (40, 3029306), (56, 2163790), (70, 1731032), (80, 1514653), (112, 1081895), (140, 865516), (280, 432758), (560, 216379)]