1257481120

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{1499}}^1$

素因数の和:1635

約数の個数: 144

約数和(自身を含む): 3490452000

約数和(自身を除く): 2232970880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 107, 112, 140, 160, 196, 214, 224, 245, 280, 392, 428, 490, 535, 560, 749, 784, 856, 980, 1070, 1120, 1498, 1499, 1568, 1712, 1960, 2140, 2996, 2998, 3424, 3745, 3920, 4280, 5243, 5992, 5996, 7490, 7495, 7840, 8560, 10486, 10493, 11984, 11992, 14980, 14990, 17120, 20972, 20986, 23968, 23984, 26215, 29960, 29980, 41944, 41972, 47968, 52430, 52465, 59920, 59960, 73451, 83888, 83944, 104860, 104930, 119840, 119920, 146902, 160393, 167776, 167888, 209720, 209860, 239840, 293804, 320786, 335776, 367255, 419440, 419720, 587608, 641572, 734510, 801965, 838880, 839440, 1122751, 1175216, 1283144, 1469020, 1603930, 1678880, 2245502, 2350432, 2566288, 2938040, 3207860, 4491004, 5132576, 5613755, 5876080, 6415720, 7859257, 8982008, 11227510, 11752160, 12831440, 15718514, 17964016, 22455020, 25662880, 31437028, 35928032, 39296285, 44910040, 62874056, 78592570, 89820080, 125748112, 157185140, 179640160, 251496224, 314370280, 628740560, 1257481120]

約数ペア:

[(1, 1257481120), (2, 628740560), (4, 314370280), (5, 251496224), (7, 179640160), (8, 157185140), (10, 125748112), (14, 89820080), (16, 78592570), (20, 62874056), (28, 44910040), (32, 39296285), (35, 35928032), (40, 31437028), (49, 25662880), (56, 22455020), (70, 17964016), (80, 15718514), (98, 12831440), (107, 11752160), (112, 11227510), (140, 8982008), (160, 7859257), (196, 6415720), (214, 5876080), (224, 5613755), (245, 5132576), (280, 4491004), (392, 3207860), (428, 2938040), (490, 2566288), (535, 2350432), (560, 2245502), (749, 1678880), (784, 1603930), (856, 1469020), (980, 1283144), (1070, 1175216), (1120, 1122751), (1498, 839440), (1499, 838880), (1568, 801965), (1712, 734510), (1960, 641572), (2140, 587608), (2996, 419720), (2998, 419440), (3424, 367255), (3745, 335776), (3920, 320786), (4280, 293804), (5243, 239840), (5992, 209860), (5996, 209720), (7490, 167888), (7495, 167776), (7840, 160393), (8560, 146902), (10486, 119920), (10493, 119840), (11984, 104930), (11992, 104860), (14980, 83944), (14990, 83888), (17120, 73451), (20972, 59960), (20986, 59920), (23968, 52465), (23984, 52430), (26215, 47968), (29960, 41972), (29980, 41944)]