154981610

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{1499}}^1$

素因数の和:1731

約数の個数: 48

約数和(自身を含む): 326268000

約数和(自身を除く): 171286390

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 211, 245, 422, 490, 1055, 1477, 1499, 2110, 2954, 2998, 7385, 7495, 10339, 10493, 14770, 14990, 20678, 20986, 51695, 52465, 73451, 103390, 104930, 146902, 316289, 367255, 632578, 734510, 1581445, 2214023, 3162890, 4428046, 11070115, 15498161, 22140230, 30996322, 77490805, 154981610]

約数ペア:

[(1, 154981610), (2, 77490805), (5, 30996322), (7, 22140230), (10, 15498161), (14, 11070115), (35, 4428046), (49, 3162890), (70, 2214023), (98, 1581445), (211, 734510), (245, 632578), (422, 367255), (490, 316289), (1055, 146902), (1477, 104930), (1499, 103390), (2110, 73451), (2954, 52465), (2998, 51695), (7385, 20986), (7495, 20678), (10339, 14990), (10493, 14770)]