289289940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4821499}}^1$

素因数の和:4821511

約数の個数: 24

約数和(自身を含む): 810012000

約数和(自身を除く): 520722060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4821499, 9642998, 14464497, 19285996, 24107495, 28928994, 48214990, 57857988, 72322485, 96429980, 144644970, 289289940]

約数ペア:

[(1, 289289940), (2, 144644970), (3, 96429980), (4, 72322485), (5, 57857988), (6, 48214990), (10, 28928994), (12, 24107495), (15, 19285996), (20, 14464497), (30, 9642998), (60, 4821499)]