199985580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1111031}}^1$

素因数の和:1111046

約数の個数: 36

約数和(自身を含む): 606623472

約数和(自身を除く): 406637892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1111031, 2222062, 3333093, 4444124, 5555155, 6666186, 9999279, 11110310, 13332372, 16665465, 19998558, 22220620, 33330930, 39997116, 49996395, 66661860, 99992790, 199985580]

約数ペア:

[(1, 199985580), (2, 99992790), (3, 66661860), (4, 49996395), (5, 39997116), (6, 33330930), (9, 22220620), (10, 19998558), (12, 16665465), (15, 13332372), (18, 11110310), (20, 9999279), (30, 6666186), (36, 5555155), (45, 4444124), (60, 3333093), (90, 2222062), (180, 1111031)]