240052215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{7841}}^1$

素因数の和:8019

約数の個数: 32

約数和(自身を含む): 416316096

約数和(自身を除く): 176263881

約数列:

[1, 3, 5, 13, 15, 39, 65, 157, 195, 471, 785, 2041, 2355, 6123, 7841, 10205, 23523, 30615, 39205, 101933, 117615, 305799, 509665, 1231037, 1528995, 3693111, 6155185, 16003481, 18465555, 48010443, 80017405, 240052215]

約数ペア:

[(1, 240052215), (3, 80017405), (5, 48010443), (13, 18465555), (15, 16003481), (39, 6155185), (65, 3693111), (157, 1528995), (195, 1231037), (471, 509665), (785, 305799), (2041, 117615), (2355, 101933), (6123, 39205), (7841, 30615), (10205, 23523)]