171728960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41281}}^1$

素因数の和:41311

約数の個数: 56

約数和(自身を含む): 440396376

約数和(自身を除く): 268667416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 41281, 82562, 165124, 206405, 330248, 412810, 536653, 660496, 825620, 1073306, 1320992, 1651240, 2146612, 2641984, 2683265, 3302480, 4293224, 5366530, 6604960, 8586448, 10733060, 13209920, 17172896, 21466120, 34345792, 42932240, 85864480, 171728960]

約数ペア:

[(1, 171728960), (2, 85864480), (4, 42932240), (5, 34345792), (8, 21466120), (10, 17172896), (13, 13209920), (16, 10733060), (20, 8586448), (26, 6604960), (32, 5366530), (40, 4293224), (52, 3302480), (64, 2683265), (65, 2641984), (80, 2146612), (104, 1651240), (130, 1320992), (160, 1073306), (208, 825620), (260, 660496), (320, 536653), (416, 412810), (520, 330248), (832, 206405), (1040, 165124), (2080, 82562), (4160, 41281)]