212462080

素因数分解:

$2^9\times 5^1\times {\mathrm{149}}^1\times {\mathrm{557}}^1$

素因数の和:729

約数の個数: 80

約数和(自身を含む): 513750600

約数和(自身を除く): 301288520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 256, 298, 320, 512, 557, 596, 640, 745, 1114, 1192, 1280, 1490, 2228, 2384, 2560, 2785, 2980, 4456, 4768, 5570, 5960, 8912, 9536, 11140, 11920, 17824, 19072, 22280, 23840, 35648, 38144, 44560, 47680, 71296, 76288, 82993, 89120, 95360, 142592, 165986, 178240, 190720, 285184, 331972, 356480, 381440, 414965, 663944, 712960, 829930, 1327888, 1425920, 1659860, 2655776, 3319720, 5311552, 6639440, 10623104, 13278880, 21246208, 26557760, 42492416, 53115520, 106231040, 212462080]

約数ペア:

[(1, 212462080), (2, 106231040), (4, 53115520), (5, 42492416), (8, 26557760), (10, 21246208), (16, 13278880), (20, 10623104), (32, 6639440), (40, 5311552), (64, 3319720), (80, 2655776), (128, 1659860), (149, 1425920), (160, 1327888), (256, 829930), (298, 712960), (320, 663944), (512, 414965), (557, 381440), (596, 356480), (640, 331972), (745, 285184), (1114, 190720), (1192, 178240), (1280, 165986), (1490, 142592), (2228, 95360), (2384, 89120), (2560, 82993), (2785, 76288), (2980, 71296), (4456, 47680), (4768, 44560), (5570, 38144), (5960, 35648), (8912, 23840), (9536, 22280), (11140, 19072), (11920, 17824)]