210020220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1166779}}^1$

素因数の和:1166794

約数の個数: 36

約数和(自身を含む): 637061880

約数和(自身を除く): 427041660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1166779, 2333558, 3500337, 4667116, 5833895, 7000674, 10501011, 11667790, 14001348, 17501685, 21002022, 23335580, 35003370, 42004044, 52505055, 70006740, 105010110, 210020220]

約数ペア:

[(1, 210020220), (2, 105010110), (3, 70006740), (4, 52505055), (5, 42004044), (6, 35003370), (9, 23335580), (10, 21002022), (12, 17501685), (15, 14001348), (18, 11667790), (20, 10501011), (30, 7000674), (36, 5833895), (45, 4667116), (60, 3500337), (90, 2333558), (180, 1166779)]