55686780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{309371}}^1$

素因数の和:309386

約数の個数: 36

約数和(自身を含む): 168917112

約数和(自身を除く): 113230332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 309371, 618742, 928113, 1237484, 1546855, 1856226, 2784339, 3093710, 3712452, 4640565, 5568678, 6187420, 9281130, 11137356, 13921695, 18562260, 27843390, 55686780]

約数ペア:

[(1, 55686780), (2, 27843390), (3, 18562260), (4, 13921695), (5, 11137356), (6, 9281130), (9, 6187420), (10, 5568678), (12, 4640565), (15, 3712452), (18, 3093710), (20, 2784339), (30, 1856226), (36, 1546855), (45, 1237484), (60, 928113), (90, 618742), (180, 309371)]