77267760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{321949}}^1$

素因数の和:321965

約数の個数: 40

約数和(自身を含む): 239530800

約数和(自身を除く): 162263040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 321949, 643898, 965847, 1287796, 1609745, 1931694, 2575592, 3219490, 3863388, 4829235, 5151184, 6438980, 7726776, 9658470, 12877960, 15453552, 19316940, 25755920, 38633880, 77267760]

約数ペア:

[(1, 77267760), (2, 38633880), (3, 25755920), (4, 19316940), (5, 15453552), (6, 12877960), (8, 9658470), (10, 7726776), (12, 6438980), (15, 5151184), (16, 4829235), (20, 3863388), (24, 3219490), (30, 2575592), (40, 1931694), (48, 1609745), (60, 1287796), (80, 965847), (120, 643898), (240, 321949)]