860670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 48

約数和(自身を含む): 2285712

約数和(自身を除く): 1425042

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 73, 90, 131, 146, 219, 262, 365, 393, 438, 655, 657, 730, 786, 1095, 1179, 1310, 1314, 1965, 2190, 2358, 3285, 3930, 5895, 6570, 9563, 11790, 19126, 28689, 47815, 57378, 86067, 95630, 143445, 172134, 286890, 430335, 860670]

約数ペア:

[(1, 860670), (2, 430335), (3, 286890), (5, 172134), (6, 143445), (9, 95630), (10, 86067), (15, 57378), (18, 47815), (30, 28689), (45, 19126), (73, 11790), (90, 9563), (131, 6570), (146, 5895), (219, 3930), (262, 3285), (365, 2358), (393, 2190), (438, 1965), (655, 1314), (657, 1310), (730, 1179), (786, 1095)]