115910820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{643949}}^1$

素因数の和:643964

約数の個数: 36

約数和(自身を含む): 351596700

約数和(自身を除く): 235685880

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 643949, 1287898, 1931847, 2575796, 3219745, 3863694, 5795541, 6439490, 7727388, 9659235, 11591082, 12878980, 19318470, 23182164, 28977705, 38636940, 57955410, 115910820]

約数ペア:

[(1, 115910820), (2, 57955410), (3, 38636940), (4, 28977705), (5, 23182164), (6, 19318470), (9, 12878980), (10, 11591082), (12, 9659235), (15, 7727388), (18, 6439490), (20, 5795541), (30, 3863694), (36, 3219745), (45, 2575796), (60, 1931847), (90, 1287898), (180, 643949)]