18078900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{8609}}^1$

素因数の和:8633

約数の個数: 72

約数和(自身を含む): 59787840

約数和(自身を除く): 41708940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 8609, 17218, 25827, 34436, 43045, 51654, 60263, 86090, 103308, 120526, 129135, 172180, 180789, 215225, 241052, 258270, 301315, 361578, 430450, 516540, 602630, 645675, 723156, 860900, 903945, 1205260, 1291350, 1506575, 1807890, 2582700, 3013150, 3615780, 4519725, 6026300, 9039450, 18078900]

約数ペア:

[(1, 18078900), (2, 9039450), (3, 6026300), (4, 4519725), (5, 3615780), (6, 3013150), (7, 2582700), (10, 1807890), (12, 1506575), (14, 1291350), (15, 1205260), (20, 903945), (21, 860900), (25, 723156), (28, 645675), (30, 602630), (35, 516540), (42, 430450), (50, 361578), (60, 301315), (70, 258270), (75, 241052), (84, 215225), (100, 180789), (105, 172180), (140, 129135), (150, 120526), (175, 103308), (210, 86090), (300, 60263), (350, 51654), (420, 43045), (525, 34436), (700, 25827), (1050, 17218), (2100, 8609)]