78798840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{656657}}^1$

素因数の和:656671

約数の個数: 32

約数和(自身を含む): 236396880

約数和(自身を除く): 157598040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 656657, 1313314, 1969971, 2626628, 3283285, 3939942, 5253256, 6566570, 7879884, 9849855, 13133140, 15759768, 19699710, 26266280, 39399420, 78798840]

約数ペア:

[(1, 78798840), (2, 39399420), (3, 26266280), (4, 19699710), (5, 15759768), (6, 13133140), (8, 9849855), (10, 7879884), (12, 6566570), (15, 5253256), (20, 3939942), (24, 3283285), (30, 2626628), (40, 1969971), (60, 1313314), (120, 656657)]