495000

素因数分解:

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

素因数の和:43

約数の個数: 120

約数和(自身を含む): 1827540

約数和(自身を除く): 1332540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 50, 55, 60, 66, 72, 75, 88, 90, 99, 100, 110, 120, 125, 132, 150, 165, 180, 198, 200, 220, 225, 250, 264, 275, 300, 330, 360, 375, 396, 440, 450, 495, 500, 550, 600, 625, 660, 750, 792, 825, 900, 990, 1000, 1100, 1125, 1250, 1320, 1375, 1500, 1650, 1800, 1875, 1980, 2200, 2250, 2475, 2500, 2750, 3000, 3300, 3750, 3960, 4125, 4500, 4950, 5000, 5500, 5625, 6600, 6875, 7500, 8250, 9000, 9900, 11000, 11250, 12375, 13750, 15000, 16500, 19800, 20625, 22500, 24750, 27500, 33000, 41250, 45000, 49500, 55000, 61875, 82500, 99000, 123750, 165000, 247500, 495000]

約数ペア:

[(1, 495000), (2, 247500), (3, 165000), (4, 123750), (5, 99000), (6, 82500), (8, 61875), (9, 55000), (10, 49500), (11, 45000), (12, 41250), (15, 33000), (18, 27500), (20, 24750), (22, 22500), (24, 20625), (25, 19800), (30, 16500), (33, 15000), (36, 13750), (40, 12375), (44, 11250), (45, 11000), (50, 9900), (55, 9000), (60, 8250), (66, 7500), (72, 6875), (75, 6600), (88, 5625), (90, 5500), (99, 5000), (100, 4950), (110, 4500), (120, 4125), (125, 3960), (132, 3750), (150, 3300), (165, 3000), (180, 2750), (198, 2500), (200, 2475), (220, 2250), (225, 2200), (250, 1980), (264, 1875), (275, 1800), (300, 1650), (330, 1500), (360, 1375), (375, 1320), (396, 1250), (440, 1125), (450, 1100), (495, 1000), (500, 990), (550, 900), (600, 825), (625, 792), (660, 750)]