76890180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1281503}}^1$

素因数の和:1281515

約数の個数: 24

約数和(自身を含む): 215292672

約数和(自身を除く): 138402492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1281503, 2563006, 3844509, 5126012, 6407515, 7689018, 12815030, 15378036, 19222545, 25630060, 38445090, 76890180]

約数ペア:

[(1, 76890180), (2, 38445090), (3, 25630060), (4, 19222545), (5, 15378036), (6, 12815030), (10, 7689018), (12, 6407515), (15, 5126012), (20, 3844509), (30, 2563006), (60, 1281503)]