156729020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{23819}}^1$

素因数の和:23882

約数の個数: 48

約数和(自身を含む): 384168960

約数和(自身を除く): 227439940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 23819, 47638, 95276, 119095, 166733, 238190, 333466, 476380, 666932, 833665, 1119493, 1667330, 2238986, 3334660, 4477972, 5597465, 7836451, 11194930, 15672902, 22389860, 31345804, 39182255, 78364510, 156729020]

約数ペア:

[(1, 156729020), (2, 78364510), (4, 39182255), (5, 31345804), (7, 22389860), (10, 15672902), (14, 11194930), (20, 7836451), (28, 5597465), (35, 4477972), (47, 3334660), (70, 2238986), (94, 1667330), (140, 1119493), (188, 833665), (235, 666932), (329, 476380), (470, 333466), (658, 238190), (940, 166733), (1316, 119095), (1645, 95276), (3290, 47638), (6580, 23819)]