990018000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{55001}}^1$

素因数の和:55030

約数の個数: 120

約数和(自身を含む): 3457865736

約数和(自身を除く): 2467847736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 125, 144, 150, 180, 200, 225, 240, 250, 300, 360, 375, 400, 450, 500, 600, 720, 750, 900, 1000, 1125, 1200, 1500, 1800, 2000, 2250, 3000, 3600, 4500, 6000, 9000, 18000, 55001, 110002, 165003, 220004, 275005, 330006, 440008, 495009, 550010, 660012, 825015, 880016, 990018, 1100020, 1320024, 1375025, 1650030, 1980036, 2200040, 2475045, 2640048, 2750050, 3300060, 3960072, 4125075, 4400080, 4950090, 5500100, 6600120, 6875125, 7920144, 8250150, 9900180, 11000200, 12375225, 13200240, 13750250, 16500300, 19800360, 20625375, 22000400, 24750450, 27500500, 33000600, 39600720, 41250750, 49500900, 55001000, 61876125, 66001200, 82501500, 99001800, 110002000, 123752250, 165003000, 198003600, 247504500, 330006000, 495009000, 990018000]

約数ペア:

[(1, 990018000), (2, 495009000), (3, 330006000), (4, 247504500), (5, 198003600), (6, 165003000), (8, 123752250), (9, 110002000), (10, 99001800), (12, 82501500), (15, 66001200), (16, 61876125), (18, 55001000), (20, 49500900), (24, 41250750), (25, 39600720), (30, 33000600), (36, 27500500), (40, 24750450), (45, 22000400), (48, 20625375), (50, 19800360), (60, 16500300), (72, 13750250), (75, 13200240), (80, 12375225), (90, 11000200), (100, 9900180), (120, 8250150), (125, 7920144), (144, 6875125), (150, 6600120), (180, 5500100), (200, 4950090), (225, 4400080), (240, 4125075), (250, 3960072), (300, 3300060), (360, 2750050), (375, 2640048), (400, 2475045), (450, 2200040), (500, 1980036), (600, 1650030), (720, 1375025), (750, 1320024), (900, 1100020), (1000, 990018), (1125, 880016), (1200, 825015), (1500, 660012), (1800, 550010), (2000, 495009), (2250, 440008), (3000, 330006), (3600, 275005), (4500, 220004), (6000, 165003), (9000, 110002), (18000, 55001)]