81483660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{452687}}^1$

素因数の和:452702

約数の個数: 36

約数和(自身を含む): 247167648

約数和(自身を除く): 165683988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 452687, 905374, 1358061, 1810748, 2263435, 2716122, 4074183, 4526870, 5432244, 6790305, 8148366, 9053740, 13580610, 16296732, 20370915, 27161220, 40741830, 81483660]

約数ペア:

[(1, 81483660), (2, 40741830), (3, 27161220), (4, 20370915), (5, 16296732), (6, 13580610), (9, 9053740), (10, 8148366), (12, 6790305), (15, 5432244), (18, 4526870), (20, 4074183), (30, 2716122), (36, 2263435), (45, 1810748), (60, 1358061), (90, 905374), (180, 452687)]