30546840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{254557}}^1$

素因数の和:254571

約数の個数: 32

約数和(自身を含む): 91640880

約数和(自身を除く): 61094040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 254557, 509114, 763671, 1018228, 1272785, 1527342, 2036456, 2545570, 3054684, 3818355, 5091140, 6109368, 7636710, 10182280, 15273420, 30546840]

約数ペア:

[(1, 30546840), (2, 15273420), (3, 10182280), (4, 7636710), (5, 6109368), (6, 5091140), (8, 3818355), (10, 3054684), (12, 2545570), (15, 2036456), (20, 1527342), (24, 1272785), (30, 1018228), (40, 763671), (60, 509114), (120, 254557)]