72740820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1212347}}^1$

素因数の和:1212359

約数の個数: 24

約数和(自身を含む): 203674464

約数和(自身を除く): 130933644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1212347, 2424694, 3637041, 4849388, 6061735, 7274082, 12123470, 14548164, 18185205, 24246940, 36370410, 72740820]

約数ペア:

[(1, 72740820), (2, 36370410), (3, 24246940), (4, 18185205), (5, 14548164), (6, 12123470), (10, 7274082), (12, 6061735), (15, 4849388), (20, 3637041), (30, 2424694), (60, 1212347)]