131532800

素因数分解:

$2^{11}\times 5^2\times 7^1\times {\mathrm{367}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 373726080

約数和(自身を除く): 242193280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 256, 280, 320, 350, 367, 400, 448, 512, 560, 640, 700, 734, 800, 896, 1024, 1120, 1280, 1400, 1468, 1600, 1792, 1835, 2048, 2240, 2560, 2569, 2800, 2936, 3200, 3584, 3670, 4480, 5120, 5138, 5600, 5872, 6400, 7168, 7340, 8960, 9175, 10240, 10276, 11200, 11744, 12800, 12845, 14336, 14680, 17920, 18350, 20552, 22400, 23488, 25600, 25690, 29360, 35840, 36700, 41104, 44800, 46976, 51200, 51380, 58720, 64225, 71680, 73400, 82208, 89600, 93952, 102760, 117440, 128450, 146800, 164416, 179200, 187904, 205520, 234880, 256900, 293600, 328832, 358400, 375808, 411040, 469760, 513800, 587200, 657664, 751616, 822080, 939520, 1027600, 1174400, 1315328, 1644160, 1879040, 2055200, 2348800, 2630656, 3288320, 3758080, 4110400, 4697600, 5261312, 6576640, 8220800, 9395200, 13153280, 16441600, 18790400, 26306560, 32883200, 65766400, 131532800]

約数ペア:

[(1, 131532800), (2, 65766400), (4, 32883200), (5, 26306560), (7, 18790400), (8, 16441600), (10, 13153280), (14, 9395200), (16, 8220800), (20, 6576640), (25, 5261312), (28, 4697600), (32, 4110400), (35, 3758080), (40, 3288320), (50, 2630656), (56, 2348800), (64, 2055200), (70, 1879040), (80, 1644160), (100, 1315328), (112, 1174400), (128, 1027600), (140, 939520), (160, 822080), (175, 751616), (200, 657664), (224, 587200), (256, 513800), (280, 469760), (320, 411040), (350, 375808), (367, 358400), (400, 328832), (448, 293600), (512, 256900), (560, 234880), (640, 205520), (700, 187904), (734, 179200), (800, 164416), (896, 146800), (1024, 128450), (1120, 117440), (1280, 102760), (1400, 93952), (1468, 89600), (1600, 82208), (1792, 73400), (1835, 71680), (2048, 64225), (2240, 58720), (2560, 51380), (2569, 51200), (2800, 46976), (2936, 44800), (3200, 41104), (3584, 36700), (3670, 35840), (4480, 29360), (5120, 25690), (5138, 25600), (5600, 23488), (5872, 22400), (6400, 20552), (7168, 18350), (7340, 17920), (8960, 14680), (9175, 14336), (10240, 12845), (10276, 12800), (11200, 11744)]