78131200

素因数分解:

$2^{12}\times 5^2\times 7^1\times {\mathrm{109}}^1$

素因数の和:150

約数の個数: 156

約数和(自身を含む): 223450480

約数和(自身を除く): 145319280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 109, 112, 128, 140, 160, 175, 200, 218, 224, 256, 280, 320, 350, 400, 436, 448, 512, 545, 560, 640, 700, 763, 800, 872, 896, 1024, 1090, 1120, 1280, 1400, 1526, 1600, 1744, 1792, 2048, 2180, 2240, 2560, 2725, 2800, 3052, 3200, 3488, 3584, 3815, 4096, 4360, 4480, 5120, 5450, 5600, 6104, 6400, 6976, 7168, 7630, 8720, 8960, 10240, 10900, 11200, 12208, 12800, 13952, 14336, 15260, 17440, 17920, 19075, 20480, 21800, 22400, 24416, 25600, 27904, 28672, 30520, 34880, 35840, 38150, 43600, 44800, 48832, 51200, 55808, 61040, 69760, 71680, 76300, 87200, 89600, 97664, 102400, 111616, 122080, 139520, 143360, 152600, 174400, 179200, 195328, 223232, 244160, 279040, 305200, 348800, 358400, 390656, 446464, 488320, 558080, 610400, 697600, 716800, 781312, 976640, 1116160, 1220800, 1395200, 1562624, 1953280, 2232320, 2441600, 2790400, 3125248, 3906560, 4883200, 5580800, 7813120, 9766400, 11161600, 15626240, 19532800, 39065600, 78131200]

約数ペア:

[(1, 78131200), (2, 39065600), (4, 19532800), (5, 15626240), (7, 11161600), (8, 9766400), (10, 7813120), (14, 5580800), (16, 4883200), (20, 3906560), (25, 3125248), (28, 2790400), (32, 2441600), (35, 2232320), (40, 1953280), (50, 1562624), (56, 1395200), (64, 1220800), (70, 1116160), (80, 976640), (100, 781312), (109, 716800), (112, 697600), (128, 610400), (140, 558080), (160, 488320), (175, 446464), (200, 390656), (218, 358400), (224, 348800), (256, 305200), (280, 279040), (320, 244160), (350, 223232), (400, 195328), (436, 179200), (448, 174400), (512, 152600), (545, 143360), (560, 139520), (640, 122080), (700, 111616), (763, 102400), (800, 97664), (872, 89600), (896, 87200), (1024, 76300), (1090, 71680), (1120, 69760), (1280, 61040), (1400, 55808), (1526, 51200), (1600, 48832), (1744, 44800), (1792, 43600), (2048, 38150), (2180, 35840), (2240, 34880), (2560, 30520), (2725, 28672), (2800, 27904), (3052, 25600), (3200, 24416), (3488, 22400), (3584, 21800), (3815, 20480), (4096, 19075), (4360, 17920), (4480, 17440), (5120, 15260), (5450, 14336), (5600, 13952), (6104, 12800), (6400, 12208), (6976, 11200), (7168, 10900), (7630, 10240), (8720, 8960)]