290172420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1612069}}^1$

素因数の和:1612084

約数の個数: 36

約数和(自身を含む): 880190220

約数和(自身を除く): 590017800

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1612069, 3224138, 4836207, 6448276, 8060345, 9672414, 14508621, 16120690, 19344828, 24181035, 29017242, 32241380, 48362070, 58034484, 72543105, 96724140, 145086210, 290172420]

約数ペア:

[(1, 290172420), (2, 145086210), (3, 96724140), (4, 72543105), (5, 58034484), (6, 48362070), (9, 32241380), (10, 29017242), (12, 24181035), (15, 19344828), (18, 16120690), (20, 14508621), (30, 9672414), (36, 8060345), (45, 6448276), (60, 4836207), (90, 3224138), (180, 1612069)]