9001800

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{1667}}^1$

素因数の和:1692

約数の個数: 96

約数和(自身を含む): 31024800

約数和(自身を除く): 22023000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 90, 100, 108, 120, 135, 150, 180, 200, 216, 225, 270, 300, 360, 450, 540, 600, 675, 900, 1080, 1350, 1667, 1800, 2700, 3334, 5001, 5400, 6668, 8335, 10002, 13336, 15003, 16670, 20004, 25005, 30006, 33340, 40008, 41675, 45009, 50010, 60012, 66680, 75015, 83350, 90018, 100020, 120024, 125025, 150030, 166700, 180036, 200040, 225045, 250050, 300060, 333400, 360072, 375075, 450090, 500100, 600120, 750150, 900180, 1000200, 1125225, 1500300, 1800360, 2250450, 3000600, 4500900, 9001800]

約数ペア:

[(1, 9001800), (2, 4500900), (3, 3000600), (4, 2250450), (5, 1800360), (6, 1500300), (8, 1125225), (9, 1000200), (10, 900180), (12, 750150), (15, 600120), (18, 500100), (20, 450090), (24, 375075), (25, 360072), (27, 333400), (30, 300060), (36, 250050), (40, 225045), (45, 200040), (50, 180036), (54, 166700), (60, 150030), (72, 125025), (75, 120024), (90, 100020), (100, 90018), (108, 83350), (120, 75015), (135, 66680), (150, 60012), (180, 50010), (200, 45009), (216, 41675), (225, 40008), (270, 33340), (300, 30006), (360, 25005), (450, 20004), (540, 16670), (600, 15003), (675, 13336), (900, 10002), (1080, 8335), (1350, 6668), (1667, 5400), (1800, 5001), (2700, 3334)]