51450000

素因数分解:

$2^4\times 3^1\times 5^5\times 7^3$

素因数の和:57

約数の個数: 240

約数和(自身を含む): 193737600

約数和(自身を除く): 142287600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 49, 50, 56, 60, 70, 75, 80, 84, 98, 100, 105, 112, 120, 125, 140, 147, 150, 168, 175, 196, 200, 210, 240, 245, 250, 280, 294, 300, 336, 343, 350, 375, 392, 400, 420, 490, 500, 525, 560, 588, 600, 625, 686, 700, 735, 750, 784, 840, 875, 980, 1000, 1029, 1050, 1176, 1200, 1225, 1250, 1372, 1400, 1470, 1500, 1680, 1715, 1750, 1875, 1960, 2000, 2058, 2100, 2352, 2450, 2500, 2625, 2744, 2800, 2940, 3000, 3125, 3430, 3500, 3675, 3750, 3920, 4116, 4200, 4375, 4900, 5000, 5145, 5250, 5488, 5880, 6000, 6125, 6250, 6860, 7000, 7350, 7500, 8232, 8400, 8575, 8750, 9375, 9800, 10000, 10290, 10500, 11760, 12250, 12500, 13125, 13720, 14000, 14700, 15000, 16464, 17150, 17500, 18375, 18750, 19600, 20580, 21000, 21875, 24500, 25000, 25725, 26250, 27440, 29400, 30000, 30625, 34300, 35000, 36750, 37500, 41160, 42000, 42875, 43750, 49000, 50000, 51450, 52500, 58800, 61250, 65625, 68600, 70000, 73500, 75000, 82320, 85750, 87500, 91875, 98000, 102900, 105000, 122500, 128625, 131250, 137200, 147000, 150000, 153125, 171500, 175000, 183750, 205800, 210000, 214375, 245000, 257250, 262500, 294000, 306250, 343000, 350000, 367500, 411600, 428750, 459375, 490000, 514500, 525000, 612500, 643125, 686000, 735000, 857500, 918750, 1029000, 1050000, 1071875, 1225000, 1286250, 1470000, 1715000, 1837500, 2058000, 2143750, 2450000, 2572500, 3215625, 3430000, 3675000, 4287500, 5145000, 6431250, 7350000, 8575000, 10290000, 12862500, 17150000, 25725000, 51450000]

約数ペア:

[(1, 51450000), (2, 25725000), (3, 17150000), (4, 12862500), (5, 10290000), (6, 8575000), (7, 7350000), (8, 6431250), (10, 5145000), (12, 4287500), (14, 3675000), (15, 3430000), (16, 3215625), (20, 2572500), (21, 2450000), (24, 2143750), (25, 2058000), (28, 1837500), (30, 1715000), (35, 1470000), (40, 1286250), (42, 1225000), (48, 1071875), (49, 1050000), (50, 1029000), (56, 918750), (60, 857500), (70, 735000), (75, 686000), (80, 643125), (84, 612500), (98, 525000), (100, 514500), (105, 490000), (112, 459375), (120, 428750), (125, 411600), (140, 367500), (147, 350000), (150, 343000), (168, 306250), (175, 294000), (196, 262500), (200, 257250), (210, 245000), (240, 214375), (245, 210000), (250, 205800), (280, 183750), (294, 175000), (300, 171500), (336, 153125), (343, 150000), (350, 147000), (375, 137200), (392, 131250), (400, 128625), (420, 122500), (490, 105000), (500, 102900), (525, 98000), (560, 91875), (588, 87500), (600, 85750), (625, 82320), (686, 75000), (700, 73500), (735, 70000), (750, 68600), (784, 65625), (840, 61250), (875, 58800), (980, 52500), (1000, 51450), (1029, 50000), (1050, 49000), (1176, 43750), (1200, 42875), (1225, 42000), (1250, 41160), (1372, 37500), (1400, 36750), (1470, 35000), (1500, 34300), (1680, 30625), (1715, 30000), (1750, 29400), (1875, 27440), (1960, 26250), (2000, 25725), (2058, 25000), (2100, 24500), (2352, 21875), (2450, 21000), (2500, 20580), (2625, 19600), (2744, 18750), (2800, 18375), (2940, 17500), (3000, 17150), (3125, 16464), (3430, 15000), (3500, 14700), (3675, 14000), (3750, 13720), (3920, 13125), (4116, 12500), (4200, 12250), (4375, 11760), (4900, 10500), (5000, 10290), (5145, 10000), (5250, 9800), (5488, 9375), (5880, 8750), (6000, 8575), (6125, 8400), (6250, 8232), (6860, 7500), (7000, 7350)]