78424140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1307069}}^1$

素因数の和:1307081

約数の個数: 24

約数和(自身を含む): 219587760

約数和(自身を除く): 141163620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1307069, 2614138, 3921207, 5228276, 6535345, 7842414, 13070690, 15684828, 19606035, 26141380, 39212070, 78424140]

約数ペア:

[(1, 78424140), (2, 39212070), (3, 26141380), (4, 19606035), (5, 15684828), (6, 13070690), (10, 7842414), (12, 6535345), (15, 5228276), (20, 3921207), (30, 2614138), (60, 1307069)]