81612060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1360201}}^1$

素因数の和:1360213

約数の個数: 24

約数和(自身を含む): 228513936

約数和(自身を除く): 146901876

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1360201, 2720402, 4080603, 5440804, 6801005, 8161206, 13602010, 16322412, 20403015, 27204020, 40806030, 81612060]

約数ペア:

[(1, 81612060), (2, 40806030), (3, 27204020), (4, 20403015), (5, 16322412), (6, 13602010), (10, 8161206), (12, 6801005), (15, 5440804), (20, 4080603), (30, 2720402), (60, 1360201)]