71922780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{399571}}^1$

素因数の和:399586

約数の個数: 36

約数和(自身を含む): 218166312

約数和(自身を除く): 146243532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 399571, 799142, 1198713, 1598284, 1997855, 2397426, 3596139, 3995710, 4794852, 5993565, 7192278, 7991420, 11987130, 14384556, 17980695, 23974260, 35961390, 71922780]

約数ペア:

[(1, 71922780), (2, 35961390), (3, 23974260), (4, 17980695), (5, 14384556), (6, 11987130), (9, 7991420), (10, 7192278), (12, 5993565), (15, 4794852), (18, 3995710), (20, 3596139), (30, 2397426), (36, 1997855), (45, 1598284), (60, 1198713), (90, 799142), (180, 399571)]