210009000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{70003}}^1$

素因数の和:70027

約数の個数: 64

約数和(自身を含む): 655237440

約数和(自身を除く): 445228440

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, 70003, 140006, 210009, 280012, 350015, 420018, 560024, 700030, 840036, 1050045, 1400060, 1680072, 1750075, 2100090, 2800120, 3500150, 4200180, 5250225, 7000300, 8400360, 8750375, 10500450, 14000600, 17500750, 21000900, 26251125, 35001500, 42001800, 52502250, 70003000, 105004500, 210009000]

約数ペア:

[(1, 210009000), (2, 105004500), (3, 70003000), (4, 52502250), (5, 42001800), (6, 35001500), (8, 26251125), (10, 21000900), (12, 17500750), (15, 14000600), (20, 10500450), (24, 8750375), (25, 8400360), (30, 7000300), (40, 5250225), (50, 4200180), (60, 3500150), (75, 2800120), (100, 2100090), (120, 1750075), (125, 1680072), (150, 1400060), (200, 1050045), (250, 840036), (300, 700030), (375, 560024), (500, 420018), (600, 350015), (750, 280012), (1000, 210009), (1500, 140006), (3000, 70003)]