210322280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{751151}}^1$

素因数の和:751169

約数の個数: 32

約数和(自身を含む): 540829440

約数和(自身を除く): 330507160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 751151, 1502302, 3004604, 3755755, 5258057, 6009208, 7511510, 10516114, 15023020, 21032228, 26290285, 30046040, 42064456, 52580570, 105161140, 210322280]

約数ペア:

[(1, 210322280), (2, 105161140), (4, 52580570), (5, 42064456), (7, 30046040), (8, 26290285), (10, 21032228), (14, 15023020), (20, 10516114), (28, 7511510), (35, 6009208), (40, 5258057), (56, 3755755), (70, 3004604), (140, 1502302), (280, 751151)]