77208840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{214469}}^1$

素因数の和:214486

約数の個数: 48

約数和(自身を含む): 250929900

約数和(自身を除く): 173721060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 214469, 428938, 643407, 857876, 1072345, 1286814, 1715752, 1930221, 2144690, 2573628, 3217035, 3860442, 4289380, 5147256, 6434070, 7720884, 8578760, 9651105, 12868140, 15441768, 19302210, 25736280, 38604420, 77208840]

約数ペア:

[(1, 77208840), (2, 38604420), (3, 25736280), (4, 19302210), (5, 15441768), (6, 12868140), (8, 9651105), (9, 8578760), (10, 7720884), (12, 6434070), (15, 5147256), (18, 4289380), (20, 3860442), (24, 3217035), (30, 2573628), (36, 2144690), (40, 1930221), (45, 1715752), (60, 1286814), (72, 1072345), (90, 857876), (120, 643407), (180, 428938), (360, 214469)]