198000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{11}}^1$

素因数の和:40

約数の個数: 120

約数和(自身を含む): 754416

約数和(自身を除く): 556416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 48, 50, 55, 60, 66, 72, 75, 80, 88, 90, 99, 100, 110, 120, 125, 132, 144, 150, 165, 176, 180, 198, 200, 220, 225, 240, 250, 264, 275, 300, 330, 360, 375, 396, 400, 440, 450, 495, 500, 528, 550, 600, 660, 720, 750, 792, 825, 880, 900, 990, 1000, 1100, 1125, 1200, 1320, 1375, 1500, 1584, 1650, 1800, 1980, 2000, 2200, 2250, 2475, 2640, 2750, 3000, 3300, 3600, 3960, 4125, 4400, 4500, 4950, 5500, 6000, 6600, 7920, 8250, 9000, 9900, 11000, 12375, 13200, 16500, 18000, 19800, 22000, 24750, 33000, 39600, 49500, 66000, 99000, 198000]

約数ペア:

[(1, 198000), (2, 99000), (3, 66000), (4, 49500), (5, 39600), (6, 33000), (8, 24750), (9, 22000), (10, 19800), (11, 18000), (12, 16500), (15, 13200), (16, 12375), (18, 11000), (20, 9900), (22, 9000), (24, 8250), (25, 7920), (30, 6600), (33, 6000), (36, 5500), (40, 4950), (44, 4500), (45, 4400), (48, 4125), (50, 3960), (55, 3600), (60, 3300), (66, 3000), (72, 2750), (75, 2640), (80, 2475), (88, 2250), (90, 2200), (99, 2000), (100, 1980), (110, 1800), (120, 1650), (125, 1584), (132, 1500), (144, 1375), (150, 1320), (165, 1200), (176, 1125), (180, 1100), (198, 1000), (200, 990), (220, 900), (225, 880), (240, 825), (250, 792), (264, 750), (275, 720), (300, 660), (330, 600), (360, 550), (375, 528), (396, 500), (400, 495), (440, 450)]