81857760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{170537}}^1$

素因数の和:170555

約数の個数: 48

約数和(自身を含む): 257853456

約数和(自身を除く): 175995696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 170537, 341074, 511611, 682148, 852685, 1023222, 1364296, 1705370, 2046444, 2558055, 2728592, 3410740, 4092888, 5116110, 5457184, 6821480, 8185776, 10232220, 13642960, 16371552, 20464440, 27285920, 40928880, 81857760]

約数ペア:

[(1, 81857760), (2, 40928880), (3, 27285920), (4, 20464440), (5, 16371552), (6, 13642960), (8, 10232220), (10, 8185776), (12, 6821480), (15, 5457184), (16, 5116110), (20, 4092888), (24, 3410740), (30, 2728592), (32, 2558055), (40, 2046444), (48, 1705370), (60, 1364296), (80, 1023222), (96, 852685), (120, 682148), (160, 511611), (240, 341074), (480, 170537)]