138828420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{771269}}^1$

素因数の和:771284

約数の個数: 36

約数和(自身を含む): 421113420

約数和(自身を除く): 282285000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 771269, 1542538, 2313807, 3085076, 3856345, 4627614, 6941421, 7712690, 9255228, 11569035, 13882842, 15425380, 23138070, 27765684, 34707105, 46276140, 69414210, 138828420]

約数ペア:

[(1, 138828420), (2, 69414210), (3, 46276140), (4, 34707105), (5, 27765684), (6, 23138070), (9, 15425380), (10, 13882842), (12, 11569035), (15, 9255228), (18, 7712690), (20, 6941421), (30, 4627614), (36, 3856345), (45, 3085076), (60, 2313807), (90, 1542538), (180, 771269)]