71360820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{396449}}^1$

素因数の和:396464

約数の個数: 36

約数和(自身を含む): 216461700

約数和(自身を除く): 145100880

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 396449, 792898, 1189347, 1585796, 1982245, 2378694, 3568041, 3964490, 4757388, 5946735, 7136082, 7928980, 11893470, 14272164, 17840205, 23786940, 35680410, 71360820]

約数ペア:

[(1, 71360820), (2, 35680410), (3, 23786940), (4, 17840205), (5, 14272164), (6, 11893470), (9, 7928980), (10, 7136082), (12, 5946735), (15, 4757388), (18, 3964490), (20, 3568041), (30, 2378694), (36, 1982245), (45, 1585796), (60, 1189347), (90, 792898), (180, 396449)]