157742270

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{45989}}^1$

素因数の和:46017

約数の個数: 32

約数和(自身を含む): 331128000

約数和(自身を除く): 173385730

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 45989, 91978, 229945, 321923, 459890, 643846, 1609615, 2253461, 3219230, 4506922, 11267305, 15774227, 22534610, 31548454, 78871135, 157742270]

約数ペア:

[(1, 157742270), (2, 78871135), (5, 31548454), (7, 22534610), (10, 15774227), (14, 11267305), (35, 4506922), (49, 3219230), (70, 2253461), (98, 1609615), (245, 643846), (343, 459890), (490, 321923), (686, 229945), (1715, 91978), (3430, 45989)]