157047520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{140221}}^1$

素因数の和:140243

約数の個数: 48

約数和(自身を含む): 424031328

約数和(自身を除く): 266983808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 140221, 280442, 560884, 701105, 981547, 1121768, 1402210, 1963094, 2243536, 2804420, 3926188, 4487072, 4907735, 5608840, 7852376, 9815470, 11217680, 15704752, 19630940, 22435360, 31409504, 39261880, 78523760, 157047520]

約数ペア:

[(1, 157047520), (2, 78523760), (4, 39261880), (5, 31409504), (7, 22435360), (8, 19630940), (10, 15704752), (14, 11217680), (16, 9815470), (20, 7852376), (28, 5608840), (32, 4907735), (35, 4487072), (40, 3926188), (56, 2804420), (70, 2243536), (80, 1963094), (112, 1402210), (140, 1121768), (160, 981547), (224, 701105), (280, 560884), (560, 280442), (1120, 140221)]