144317740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{147263}}^1$

素因数の和:147286

約数の個数: 36

約数和(自身を含む): 352550016

約数和(自身を除く): 208232276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 147263, 294526, 589052, 736315, 1030841, 1472630, 2061682, 2945260, 4123364, 5154205, 7215887, 10308410, 14431774, 20616820, 28863548, 36079435, 72158870, 144317740]

約数ペア:

[(1, 144317740), (2, 72158870), (4, 36079435), (5, 28863548), (7, 20616820), (10, 14431774), (14, 10308410), (20, 7215887), (28, 5154205), (35, 4123364), (49, 2945260), (70, 2061682), (98, 1472630), (140, 1030841), (196, 736315), (245, 589052), (490, 294526), (980, 147263)]