156003720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1300031}}^1$

素因数の和:1300045

約数の個数: 32

約数和(自身を含む): 468011520

約数和(自身を除く): 312007800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1300031, 2600062, 3900093, 5200124, 6500155, 7800186, 10400248, 13000310, 15600372, 19500465, 26000620, 31200744, 39000930, 52001240, 78001860, 156003720]

約数ペア:

[(1, 156003720), (2, 78001860), (3, 52001240), (4, 39000930), (5, 31200744), (6, 26000620), (8, 19500465), (10, 15600372), (12, 13000310), (15, 10400248), (20, 7800186), (24, 6500155), (30, 5200124), (40, 3900093), (60, 2600062), (120, 1300031)]