61681984000

素因数分解:

$2^9\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 960

約数和(自身を含む): 206308982880

約数和(自身を除く): 144626998880

約数列:

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約数ペア:

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