168010720

素因数分解:

$2^5\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2063}}^1$

素因数の和:2587

約数の個数: 48

約数和(自身を含む): 397897920

約数和(自身を除く): 229887200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 509, 1018, 2036, 2063, 2545, 4072, 4126, 5090, 8144, 8252, 10180, 10315, 16288, 16504, 20360, 20630, 33008, 40720, 41260, 66016, 81440, 82520, 165040, 330080, 1050067, 2100134, 4200268, 5250335, 8400536, 10500670, 16801072, 21001340, 33602144, 42002680, 84005360, 168010720]

約数ペア:

[(1, 168010720), (2, 84005360), (4, 42002680), (5, 33602144), (8, 21001340), (10, 16801072), (16, 10500670), (20, 8400536), (32, 5250335), (40, 4200268), (80, 2100134), (160, 1050067), (509, 330080), (1018, 165040), (2036, 82520), (2063, 81440), (2545, 66016), (4072, 41260), (4126, 40720), (5090, 33008), (8144, 20630), (8252, 20360), (10180, 16504), (10315, 16288)]