79898220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{443879}}^1$

素因数の和:443894

約数の個数: 36

約数和(自身を含む): 242358480

約数和(自身を除く): 162460260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 443879, 887758, 1331637, 1775516, 2219395, 2663274, 3994911, 4438790, 5326548, 6658185, 7989822, 8877580, 13316370, 15979644, 19974555, 26632740, 39949110, 79898220]

約数ペア:

[(1, 79898220), (2, 39949110), (3, 26632740), (4, 19974555), (5, 15979644), (6, 13316370), (9, 8877580), (10, 7989822), (12, 6658185), (15, 5326548), (18, 4438790), (20, 3994911), (30, 2663274), (36, 2219395), (45, 1775516), (60, 1331637), (90, 887758), (180, 443879)]