147657780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{820321}}^1$

素因数の和:820336

約数の個数: 36

約数和(自身を含む): 447895812

約数和(自身を除く): 300238032

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 820321, 1640642, 2460963, 3281284, 4101605, 4921926, 7382889, 8203210, 9843852, 12304815, 14765778, 16406420, 24609630, 29531556, 36914445, 49219260, 73828890, 147657780]

約数ペア:

[(1, 147657780), (2, 73828890), (3, 49219260), (4, 36914445), (5, 29531556), (6, 24609630), (9, 16406420), (10, 14765778), (12, 12304815), (15, 9843852), (18, 8203210), (20, 7382889), (30, 4921926), (36, 4101605), (45, 3281284), (60, 2460963), (90, 1640642), (180, 820321)]