178800420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2980007}}^1$

素因数の和:2980019

約数の個数: 24

約数和(自身を含む): 500641344

約数和(自身を除く): 321840924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2980007, 5960014, 8940021, 11920028, 14900035, 17880042, 29800070, 35760084, 44700105, 59600140, 89400210, 178800420]

約数ペア:

[(1, 178800420), (2, 89400210), (3, 59600140), (4, 44700105), (5, 35760084), (6, 29800070), (10, 17880042), (12, 14900035), (15, 11920028), (20, 8940021), (30, 5960014), (60, 2980007)]