255618240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{266269}}^1$

素因数の和:266289

約数の個数: 56

約数和(自身を含む): 811590960

約数和(自身を除く): 555972720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 266269, 532538, 798807, 1065076, 1331345, 1597614, 2130152, 2662690, 3195228, 3994035, 4260304, 5325380, 6390456, 7988070, 8520608, 10650760, 12780912, 15976140, 17041216, 21301520, 25561824, 31952280, 42603040, 51123648, 63904560, 85206080, 127809120, 255618240]

約数ペア:

[(1, 255618240), (2, 127809120), (3, 85206080), (4, 63904560), (5, 51123648), (6, 42603040), (8, 31952280), (10, 25561824), (12, 21301520), (15, 17041216), (16, 15976140), (20, 12780912), (24, 10650760), (30, 8520608), (32, 7988070), (40, 6390456), (48, 5325380), (60, 4260304), (64, 3994035), (80, 3195228), (96, 2662690), (120, 2130152), (160, 1597614), (192, 1331345), (240, 1065076), (320, 798807), (480, 532538), (960, 266269)]