138481680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{577007}}^1$

素因数の和:577023

約数の個数: 40

約数和(自身を含む): 429293952

約数和(自身を除く): 290812272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 577007, 1154014, 1731021, 2308028, 2885035, 3462042, 4616056, 5770070, 6924084, 8655105, 9232112, 11540140, 13848168, 17310210, 23080280, 27696336, 34620420, 46160560, 69240840, 138481680]

約数ペア:

[(1, 138481680), (2, 69240840), (3, 46160560), (4, 34620420), (5, 27696336), (6, 23080280), (8, 17310210), (10, 13848168), (12, 11540140), (15, 9232112), (16, 8655105), (20, 6924084), (24, 5770070), (30, 4616056), (40, 3462042), (48, 2885035), (60, 2308028), (80, 1731021), (120, 1154014), (240, 577007)]