81384060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1356401}}^1$

素因数の和:1356413

約数の個数: 24

約数和(自身を含む): 227875536

約数和(自身を除く): 146491476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1356401, 2712802, 4069203, 5425604, 6782005, 8138406, 13564010, 16276812, 20346015, 27128020, 40692030, 81384060]

約数ペア:

[(1, 81384060), (2, 40692030), (3, 27128020), (4, 20346015), (5, 16276812), (6, 13564010), (10, 8138406), (12, 6782005), (15, 5425604), (20, 4069203), (30, 2712802), (60, 1356401)]