212719500

素因数分解:

$2^2\times 3^3\times 5^3\times 7^1\times {\mathrm{2251}}^1$

素因数の和:2286

約数の個数: 192

約数和(自身を含む): 786938880

約数和(自身を除く): 574219380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 125, 126, 135, 140, 150, 175, 180, 189, 210, 225, 250, 252, 270, 300, 315, 350, 375, 378, 420, 450, 500, 525, 540, 630, 675, 700, 750, 756, 875, 900, 945, 1050, 1125, 1260, 1350, 1500, 1575, 1750, 1890, 2100, 2250, 2251, 2625, 2700, 3150, 3375, 3500, 3780, 4500, 4502, 4725, 5250, 6300, 6750, 6753, 7875, 9004, 9450, 10500, 11255, 13500, 13506, 15750, 15757, 18900, 20259, 22510, 23625, 27012, 31500, 31514, 33765, 40518, 45020, 47250, 47271, 56275, 60777, 63028, 67530, 78785, 81036, 94500, 94542, 101295, 112550, 121554, 135060, 141813, 157570, 168825, 189084, 202590, 225100, 236355, 243108, 281375, 283626, 303885, 315140, 337650, 393925, 405180, 425439, 472710, 506475, 562750, 567252, 607770, 675300, 709065, 787850, 844125, 850878, 945420, 1012950, 1125500, 1181775, 1215540, 1418130, 1519425, 1575700, 1688250, 1701756, 1969625, 2025900, 2127195, 2363550, 2532375, 2836260, 3038850, 3376500, 3545325, 3939250, 4254390, 4727100, 5064750, 5908875, 6077700, 7090650, 7597125, 7878500, 8508780, 10129500, 10635975, 11817750, 14181300, 15194250, 17726625, 21271950, 23635500, 30388500, 35453250, 42543900, 53179875, 70906500, 106359750, 212719500]

約数ペア:

[(1, 212719500), (2, 106359750), (3, 70906500), (4, 53179875), (5, 42543900), (6, 35453250), (7, 30388500), (9, 23635500), (10, 21271950), (12, 17726625), (14, 15194250), (15, 14181300), (18, 11817750), (20, 10635975), (21, 10129500), (25, 8508780), (27, 7878500), (28, 7597125), (30, 7090650), (35, 6077700), (36, 5908875), (42, 5064750), (45, 4727100), (50, 4254390), (54, 3939250), (60, 3545325), (63, 3376500), (70, 3038850), (75, 2836260), (84, 2532375), (90, 2363550), (100, 2127195), (105, 2025900), (108, 1969625), (125, 1701756), (126, 1688250), (135, 1575700), (140, 1519425), (150, 1418130), (175, 1215540), (180, 1181775), (189, 1125500), (210, 1012950), (225, 945420), (250, 850878), (252, 844125), (270, 787850), (300, 709065), (315, 675300), (350, 607770), (375, 567252), (378, 562750), (420, 506475), (450, 472710), (500, 425439), (525, 405180), (540, 393925), (630, 337650), (675, 315140), (700, 303885), (750, 283626), (756, 281375), (875, 243108), (900, 236355), (945, 225100), (1050, 202590), (1125, 189084), (1260, 168825), (1350, 157570), (1500, 141813), (1575, 135060), (1750, 121554), (1890, 112550), (2100, 101295), (2250, 94542), (2251, 94500), (2625, 81036), (2700, 78785), (3150, 67530), (3375, 63028), (3500, 60777), (3780, 56275), (4500, 47271), (4502, 47250), (4725, 45020), (5250, 40518), (6300, 33765), (6750, 31514), (6753, 31500), (7875, 27012), (9004, 23625), (9450, 22510), (10500, 20259), (11255, 18900), (13500, 15757), (13506, 15750)]