16686480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{277}}^1$

素因数の和:544

約数の個数: 80

約数和(自身を含む): 52121664

約数和(自身を除く): 35435184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 251, 277, 502, 554, 753, 831, 1004, 1108, 1255, 1385, 1506, 1662, 2008, 2216, 2510, 2770, 3012, 3324, 3765, 4016, 4155, 4432, 5020, 5540, 6024, 6648, 7530, 8310, 10040, 11080, 12048, 13296, 15060, 16620, 20080, 22160, 30120, 33240, 60240, 66480, 69527, 139054, 208581, 278108, 347635, 417162, 556216, 695270, 834324, 1042905, 1112432, 1390540, 1668648, 2085810, 2781080, 3337296, 4171620, 5562160, 8343240, 16686480]

約数ペア:

[(1, 16686480), (2, 8343240), (3, 5562160), (4, 4171620), (5, 3337296), (6, 2781080), (8, 2085810), (10, 1668648), (12, 1390540), (15, 1112432), (16, 1042905), (20, 834324), (24, 695270), (30, 556216), (40, 417162), (48, 347635), (60, 278108), (80, 208581), (120, 139054), (240, 69527), (251, 66480), (277, 60240), (502, 33240), (554, 30120), (753, 22160), (831, 20080), (1004, 16620), (1108, 15060), (1255, 13296), (1385, 12048), (1506, 11080), (1662, 10040), (2008, 8310), (2216, 7530), (2510, 6648), (2770, 6024), (3012, 5540), (3324, 5020), (3765, 4432), (4016, 4155)]