12009000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{4003}}^1$

素因数の和:4027

約数の個数: 64

約数和(自身を含む): 37477440

約数和(自身を除く): 25468440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 3000, 4003, 8006, 12009, 16012, 20015, 24018, 32024, 40030, 48036, 60045, 80060, 96072, 100075, 120090, 160120, 200150, 240180, 300225, 400300, 480360, 500375, 600450, 800600, 1000750, 1200900, 1501125, 2001500, 2401800, 3002250, 4003000, 6004500, 12009000]

約数ペア:

[(1, 12009000), (2, 6004500), (3, 4003000), (4, 3002250), (5, 2401800), (6, 2001500), (8, 1501125), (10, 1200900), (12, 1000750), (15, 800600), (20, 600450), (24, 500375), (25, 480360), (30, 400300), (40, 300225), (50, 240180), (60, 200150), (75, 160120), (100, 120090), (120, 100075), (125, 96072), (150, 80060), (200, 60045), (250, 48036), (300, 40030), (375, 32024), (500, 24018), (600, 20015), (750, 16012), (1000, 12009), (1500, 8006), (3000, 4003)]