189000

素因数分解:

$2^3\times 3^3\times 5^3\times 7^1$

素因数の和:37

約数の個数: 128

約数和(自身を含む): 748800

約数和(自身を除く): 559800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 50, 54, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 108, 120, 125, 126, 135, 140, 150, 168, 175, 180, 189, 200, 210, 216, 225, 250, 252, 270, 280, 300, 315, 350, 360, 375, 378, 420, 450, 500, 504, 525, 540, 600, 630, 675, 700, 750, 756, 840, 875, 900, 945, 1000, 1050, 1080, 1125, 1260, 1350, 1400, 1500, 1512, 1575, 1750, 1800, 1890, 2100, 2250, 2520, 2625, 2700, 3000, 3150, 3375, 3500, 3780, 4200, 4500, 4725, 5250, 5400, 6300, 6750, 7000, 7560, 7875, 9000, 9450, 10500, 12600, 13500, 15750, 18900, 21000, 23625, 27000, 31500, 37800, 47250, 63000, 94500, 189000]

約数ペア:

[(1, 189000), (2, 94500), (3, 63000), (4, 47250), (5, 37800), (6, 31500), (7, 27000), (8, 23625), (9, 21000), (10, 18900), (12, 15750), (14, 13500), (15, 12600), (18, 10500), (20, 9450), (21, 9000), (24, 7875), (25, 7560), (27, 7000), (28, 6750), (30, 6300), (35, 5400), (36, 5250), (40, 4725), (42, 4500), (45, 4200), (50, 3780), (54, 3500), (56, 3375), (60, 3150), (63, 3000), (70, 2700), (72, 2625), (75, 2520), (84, 2250), (90, 2100), (100, 1890), (105, 1800), (108, 1750), (120, 1575), (125, 1512), (126, 1500), (135, 1400), (140, 1350), (150, 1260), (168, 1125), (175, 1080), (180, 1050), (189, 1000), (200, 945), (210, 900), (216, 875), (225, 840), (250, 756), (252, 750), (270, 700), (280, 675), (300, 630), (315, 600), (350, 540), (360, 525), (375, 504), (378, 500), (420, 450)]