1280195520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{1333537}}^1$

素因数の和:1333557

約数の個数: 56

約数和(自身を含む): 4064623824

約数和(自身を除く): 2784428304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 1333537, 2667074, 4000611, 5334148, 6667685, 8001222, 10668296, 13335370, 16002444, 20003055, 21336592, 26670740, 32004888, 40006110, 42673184, 53341480, 64009776, 80012220, 85346368, 106682960, 128019552, 160024440, 213365920, 256039104, 320048880, 426731840, 640097760, 1280195520]

約数ペア:

[(1, 1280195520), (2, 640097760), (3, 426731840), (4, 320048880), (5, 256039104), (6, 213365920), (8, 160024440), (10, 128019552), (12, 106682960), (15, 85346368), (16, 80012220), (20, 64009776), (24, 53341480), (30, 42673184), (32, 40006110), (40, 32004888), (48, 26670740), (60, 21336592), (64, 20003055), (80, 16002444), (96, 13335370), (120, 10668296), (160, 8001222), (192, 6667685), (240, 5334148), (320, 4000611), (480, 2667074), (960, 1333537)]