6678780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{709}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 18846240

約数和(自身を除く): 12167460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 709, 785, 942, 1418, 1570, 1884, 2127, 2355, 2836, 3140, 3545, 4254, 4710, 7090, 8508, 9420, 10635, 14180, 21270, 42540, 111313, 222626, 333939, 445252, 556565, 667878, 1113130, 1335756, 1669695, 2226260, 3339390, 6678780]

約数ペア:

[(1, 6678780), (2, 3339390), (3, 2226260), (4, 1669695), (5, 1335756), (6, 1113130), (10, 667878), (12, 556565), (15, 445252), (20, 333939), (30, 222626), (60, 111313), (157, 42540), (314, 21270), (471, 14180), (628, 10635), (709, 9420), (785, 8508), (942, 7090), (1418, 4710), (1570, 4254), (1884, 3545), (2127, 3140), (2355, 2836)]