77278680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{214663}}^1$

素因数の和:214680

約数の個数: 48

約数和(自身を含む): 251156880

約数和(自身を除く): 173878200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 214663, 429326, 643989, 858652, 1073315, 1287978, 1717304, 1931967, 2146630, 2575956, 3219945, 3863934, 4293260, 5151912, 6439890, 7727868, 8586520, 9659835, 12879780, 15455736, 19319670, 25759560, 38639340, 77278680]

約数ペア:

[(1, 77278680), (2, 38639340), (3, 25759560), (4, 19319670), (5, 15455736), (6, 12879780), (8, 9659835), (9, 8586520), (10, 7727868), (12, 6439890), (15, 5151912), (18, 4293260), (20, 3863934), (24, 3219945), (30, 2575956), (36, 2146630), (40, 1931967), (45, 1717304), (60, 1287978), (72, 1073315), (90, 858652), (120, 643989), (180, 429326), (360, 214663)]