78891180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1314853}}^1$

素因数の和:1314865

約数の個数: 24

約数和(自身を含む): 220895472

約数和(自身を除く): 142004292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1314853, 2629706, 3944559, 5259412, 6574265, 7889118, 13148530, 15778236, 19722795, 26297060, 39445590, 78891180]

約数ペア:

[(1, 78891180), (2, 39445590), (3, 26297060), (4, 19722795), (5, 15778236), (6, 13148530), (10, 7889118), (12, 6574265), (15, 5259412), (20, 3944559), (30, 2629706), (60, 1314853)]