201880000

素因数分解:

$2^6\times 5^4\times 7^2\times {\mathrm{103}}^1$

素因数の和:149

約数の個数: 210

約数和(自身を含む): 587980536

約数和(自身を除く): 386100536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 103, 112, 125, 140, 160, 175, 196, 200, 206, 224, 245, 250, 280, 320, 350, 392, 400, 412, 448, 490, 500, 515, 560, 625, 700, 721, 784, 800, 824, 875, 980, 1000, 1030, 1120, 1225, 1250, 1400, 1442, 1568, 1600, 1648, 1750, 1960, 2000, 2060, 2240, 2450, 2500, 2575, 2800, 2884, 3136, 3296, 3500, 3605, 3920, 4000, 4120, 4375, 4900, 5000, 5047, 5150, 5600, 5768, 6125, 6592, 7000, 7210, 7840, 8000, 8240, 8750, 9800, 10000, 10094, 10300, 11200, 11536, 12250, 12875, 14000, 14420, 15680, 16480, 17500, 18025, 19600, 20000, 20188, 20600, 23072, 24500, 25235, 25750, 28000, 28840, 30625, 32960, 35000, 36050, 39200, 40000, 40376, 41200, 46144, 49000, 50470, 51500, 56000, 57680, 61250, 64375, 70000, 72100, 78400, 80752, 82400, 90125, 98000, 100940, 103000, 115360, 122500, 126175, 128750, 140000, 144200, 161504, 164800, 180250, 196000, 201880, 206000, 230720, 245000, 252350, 257500, 280000, 288400, 323008, 360500, 392000, 403760, 412000, 450625, 490000, 504700, 515000, 576800, 630875, 721000, 807520, 824000, 901250, 980000, 1009400, 1030000, 1153600, 1261750, 1442000, 1615040, 1802500, 1960000, 2018800, 2060000, 2523500, 2884000, 3154375, 3605000, 4037600, 4120000, 5047000, 5768000, 6308750, 7210000, 8075200, 10094000, 12617500, 14420000, 20188000, 25235000, 28840000, 40376000, 50470000, 100940000, 201880000]

約数ペア:

[(1, 201880000), (2, 100940000), (4, 50470000), (5, 40376000), (7, 28840000), (8, 25235000), (10, 20188000), (14, 14420000), (16, 12617500), (20, 10094000), (25, 8075200), (28, 7210000), (32, 6308750), (35, 5768000), (40, 5047000), (49, 4120000), (50, 4037600), (56, 3605000), (64, 3154375), (70, 2884000), (80, 2523500), (98, 2060000), (100, 2018800), (103, 1960000), (112, 1802500), (125, 1615040), (140, 1442000), (160, 1261750), (175, 1153600), (196, 1030000), (200, 1009400), (206, 980000), (224, 901250), (245, 824000), (250, 807520), (280, 721000), (320, 630875), (350, 576800), (392, 515000), (400, 504700), (412, 490000), (448, 450625), (490, 412000), (500, 403760), (515, 392000), (560, 360500), (625, 323008), (700, 288400), (721, 280000), (784, 257500), (800, 252350), (824, 245000), (875, 230720), (980, 206000), (1000, 201880), (1030, 196000), (1120, 180250), (1225, 164800), (1250, 161504), (1400, 144200), (1442, 140000), (1568, 128750), (1600, 126175), (1648, 122500), (1750, 115360), (1960, 103000), (2000, 100940), (2060, 98000), (2240, 90125), (2450, 82400), (2500, 80752), (2575, 78400), (2800, 72100), (2884, 70000), (3136, 64375), (3296, 61250), (3500, 57680), (3605, 56000), (3920, 51500), (4000, 50470), (4120, 49000), (4375, 46144), (4900, 41200), (5000, 40376), (5047, 40000), (5150, 39200), (5600, 36050), (5768, 35000), (6125, 32960), (6592, 30625), (7000, 28840), (7210, 28000), (7840, 25750), (8000, 25235), (8240, 24500), (8750, 23072), (9800, 20600), (10000, 20188), (10094, 20000), (10300, 19600), (11200, 18025), (11536, 17500), (12250, 16480), (12875, 15680), (14000, 14420)]