28978680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{241489}}^1$

素因数の和:241503

約数の個数: 32

約数和(自身を含む): 86936400

約数和(自身を除く): 57957720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 241489, 482978, 724467, 965956, 1207445, 1448934, 1931912, 2414890, 2897868, 3622335, 4829780, 5795736, 7244670, 9659560, 14489340, 28978680]

約数ペア:

[(1, 28978680), (2, 14489340), (3, 9659560), (4, 7244670), (5, 5795736), (6, 4829780), (8, 3622335), (10, 2897868), (12, 2414890), (15, 1931912), (20, 1448934), (24, 1207445), (30, 965956), (40, 724467), (60, 482978), (120, 241489)]