87560820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{486449}}^1$

素因数の和:486464

約数の個数: 36

約数和(自身を含む): 265601700

約数和(自身を除く): 178040880

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 486449, 972898, 1459347, 1945796, 2432245, 2918694, 4378041, 4864490, 5837388, 7296735, 8756082, 9728980, 14593470, 17512164, 21890205, 29186940, 43780410, 87560820]

約数ペア:

[(1, 87560820), (2, 43780410), (3, 29186940), (4, 21890205), (5, 17512164), (6, 14593470), (9, 9728980), (10, 8756082), (12, 7296735), (15, 5837388), (18, 4864490), (20, 4378041), (30, 2918694), (36, 2432245), (45, 1945796), (60, 1459347), (90, 972898), (180, 486449)]