81222060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1353701}}^1$

素因数の和:1353713

約数の個数: 24

約数和(自身を含む): 227421936

約数和(自身を除く): 146199876

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1353701, 2707402, 4061103, 5414804, 6768505, 8122206, 13537010, 16244412, 20305515, 27074020, 40611030, 81222060]

約数ペア:

[(1, 81222060), (2, 40611030), (3, 27074020), (4, 20305515), (5, 16244412), (6, 13537010), (10, 8122206), (12, 6768505), (15, 5414804), (20, 4061103), (30, 2707402), (60, 1353701)]