71067420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{394819}}^1$

素因数の和:394834

約数の個数: 36

約数和(自身を含む): 215571720

約数和(自身を除く): 144504300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 394819, 789638, 1184457, 1579276, 1974095, 2368914, 3553371, 3948190, 4737828, 5922285, 7106742, 7896380, 11844570, 14213484, 17766855, 23689140, 35533710, 71067420]

約数ペア:

[(1, 71067420), (2, 35533710), (3, 23689140), (4, 17766855), (5, 14213484), (6, 11844570), (9, 7896380), (10, 7106742), (12, 5922285), (15, 4737828), (18, 3948190), (20, 3553371), (30, 2368914), (36, 1974095), (45, 1579276), (60, 1184457), (90, 789638), (180, 394819)]