18457600

素因数分解:

$2^{10}\times 5^2\times 7^1\times {\mathrm{103}}^1$

素因数の和:140

約数の個数: 132

約数和(自身を含む): 52796224

約数和(自身を除く): 34338624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 103, 112, 128, 140, 160, 175, 200, 206, 224, 256, 280, 320, 350, 400, 412, 448, 512, 515, 560, 640, 700, 721, 800, 824, 896, 1024, 1030, 1120, 1280, 1400, 1442, 1600, 1648, 1792, 2060, 2240, 2560, 2575, 2800, 2884, 3200, 3296, 3584, 3605, 4120, 4480, 5120, 5150, 5600, 5768, 6400, 6592, 7168, 7210, 8240, 8960, 10300, 11200, 11536, 12800, 13184, 14420, 16480, 17920, 18025, 20600, 22400, 23072, 25600, 26368, 28840, 32960, 35840, 36050, 41200, 44800, 46144, 52736, 57680, 65920, 72100, 82400, 89600, 92288, 105472, 115360, 131840, 144200, 164800, 179200, 184576, 230720, 263680, 288400, 329600, 369152, 461440, 527360, 576800, 659200, 738304, 922880, 1153600, 1318400, 1845760, 2307200, 2636800, 3691520, 4614400, 9228800, 18457600]

約数ペア:

[(1, 18457600), (2, 9228800), (4, 4614400), (5, 3691520), (7, 2636800), (8, 2307200), (10, 1845760), (14, 1318400), (16, 1153600), (20, 922880), (25, 738304), (28, 659200), (32, 576800), (35, 527360), (40, 461440), (50, 369152), (56, 329600), (64, 288400), (70, 263680), (80, 230720), (100, 184576), (103, 179200), (112, 164800), (128, 144200), (140, 131840), (160, 115360), (175, 105472), (200, 92288), (206, 89600), (224, 82400), (256, 72100), (280, 65920), (320, 57680), (350, 52736), (400, 46144), (412, 44800), (448, 41200), (512, 36050), (515, 35840), (560, 32960), (640, 28840), (700, 26368), (721, 25600), (800, 23072), (824, 22400), (896, 20600), (1024, 18025), (1030, 17920), (1120, 16480), (1280, 14420), (1400, 13184), (1442, 12800), (1600, 11536), (1648, 11200), (1792, 10300), (2060, 8960), (2240, 8240), (2560, 7210), (2575, 7168), (2800, 6592), (2884, 6400), (3200, 5768), (3296, 5600), (3584, 5150), (3605, 5120), (4120, 4480)]