30387990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2063}}^1$

素因数の和:2564

約数の個数: 32

約数和(自身を含む): 73115136

約数和(自身を除く): 42727146

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 491, 982, 1473, 2063, 2455, 2946, 4126, 4910, 6189, 7365, 10315, 12378, 14730, 20630, 30945, 61890, 1012933, 2025866, 3038799, 5064665, 6077598, 10129330, 15193995, 30387990]

約数ペア:

[(1, 30387990), (2, 15193995), (3, 10129330), (5, 6077598), (6, 5064665), (10, 3038799), (15, 2025866), (30, 1012933), (491, 61890), (982, 30945), (1473, 20630), (2063, 14730), (2455, 12378), (2946, 10315), (4126, 7365), (4910, 6189)]