28146780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{156371}}^1$

素因数の和:156386

約数の個数: 36

約数和(自身を含む): 85379112

約数和(自身を除く): 57232332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 156371, 312742, 469113, 625484, 781855, 938226, 1407339, 1563710, 1876452, 2345565, 2814678, 3127420, 4691130, 5629356, 7036695, 9382260, 14073390, 28146780]

約数ペア:

[(1, 28146780), (2, 14073390), (3, 9382260), (4, 7036695), (5, 5629356), (6, 4691130), (9, 3127420), (10, 2814678), (12, 2345565), (15, 1876452), (18, 1563710), (20, 1407339), (30, 938226), (36, 781855), (45, 625484), (60, 469113), (90, 312742), (180, 156371)]