78208860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1303481}}^1$

素因数の和:1303493

約数の個数: 24

約数和(自身を含む): 218984976

約数和(自身を除く): 140776116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1303481, 2606962, 3910443, 5213924, 6517405, 7820886, 13034810, 15641772, 19552215, 26069620, 39104430, 78208860]

約数ペア:

[(1, 78208860), (2, 39104430), (3, 26069620), (4, 19552215), (5, 15641772), (6, 13034810), (10, 7820886), (12, 6517405), (15, 5213924), (20, 3910443), (30, 2606962), (60, 1303481)]