120655640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{61559}}^1$

素因数の和:61584

約数の個数: 48

約数和(自身を含む): 315802800

約数和(自身を除く): 195147160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 61559, 123118, 246236, 307795, 430913, 492472, 615590, 861826, 1231180, 1723652, 2154565, 2462360, 3016391, 3447304, 4309130, 6032782, 8618260, 12065564, 15081955, 17236520, 24131128, 30163910, 60327820, 120655640]

約数ペア:

[(1, 120655640), (2, 60327820), (4, 30163910), (5, 24131128), (7, 17236520), (8, 15081955), (10, 12065564), (14, 8618260), (20, 6032782), (28, 4309130), (35, 3447304), (40, 3016391), (49, 2462360), (56, 2154565), (70, 1723652), (98, 1231180), (140, 861826), (196, 615590), (245, 492472), (280, 430913), (392, 307795), (490, 246236), (980, 123118), (1960, 61559)]