445500 是合数，其质因子列表如下：
2, 2, 3, 3, 3, 3, 5, 5, 5, 11,
自然数 445500 共有 120 个约数或因数，其约数列表如下：
1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 44, 45, 50, 54, 55, 60, 66, 75, 81, 90, 99, 100, 108, 110, 125, 132, 135, 150, 162, 165, 180, 198, 220, 225, 250, 270, 275, 297, 300, 324, 330, 375, 396, 405, 450, 495, 500, 540, 550, 594, 660, 675, 750, 810, 825, 891, 900, 990, 1100, 1125, 1188, 1350, 1375, 1485, 1500, 1620, 1650, 1782, 1980, 2025, 2250, 2475, 2700, 2750, 2970, 3300, 3375, 3564, 4050, 4125, 4455, 4500, 4950, 5500, 5940, 6750, 7425, 8100, 8250, 8910, 9900, 10125, 12375, 13500, 14850, 16500, 17820, 20250, 22275, 24750, 29700, 37125, 40500, 44550, 49500, 74250, 89100, 111375, 148500, 222750, 445500
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