256014480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{3851}}^1$

素因数の和:4144

約数の個数: 80

約数和(自身を含む): 796716864

約数和(自身を除く): 540702384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 277, 554, 831, 1108, 1385, 1662, 2216, 2770, 3324, 3851, 4155, 4432, 5540, 6648, 7702, 8310, 11080, 11553, 13296, 15404, 16620, 19255, 22160, 23106, 30808, 33240, 38510, 46212, 57765, 61616, 66480, 77020, 92424, 115530, 154040, 184848, 231060, 308080, 462120, 924240, 1066727, 2133454, 3200181, 4266908, 5333635, 6400362, 8533816, 10667270, 12800724, 16000905, 17067632, 21334540, 25601448, 32001810, 42669080, 51202896, 64003620, 85338160, 128007240, 256014480]

約数ペア:

[(1, 256014480), (2, 128007240), (3, 85338160), (4, 64003620), (5, 51202896), (6, 42669080), (8, 32001810), (10, 25601448), (12, 21334540), (15, 17067632), (16, 16000905), (20, 12800724), (24, 10667270), (30, 8533816), (40, 6400362), (48, 5333635), (60, 4266908), (80, 3200181), (120, 2133454), (240, 1066727), (277, 924240), (554, 462120), (831, 308080), (1108, 231060), (1385, 184848), (1662, 154040), (2216, 115530), (2770, 92424), (3324, 77020), (3851, 66480), (4155, 61616), (4432, 57765), (5540, 46212), (6648, 38510), (7702, 33240), (8310, 30808), (11080, 23106), (11553, 22160), (13296, 19255), (15404, 16620)]