78126420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1302107}}^1$

素因数の和:1302119

約数の個数: 24

約数和(自身を含む): 218754144

約数和(自身を除く): 140627724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1302107, 2604214, 3906321, 5208428, 6510535, 7812642, 13021070, 15625284, 19531605, 26042140, 39063210, 78126420]

約数ペア:

[(1, 78126420), (2, 39063210), (3, 26042140), (4, 19531605), (5, 15625284), (6, 13021070), (10, 7812642), (12, 6510535), (15, 5208428), (20, 3906321), (30, 2604214), (60, 1302107)]