128642080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{114859}}^1$

素因数の和:114881

約数の個数: 48

約数和(自身を含む): 347336640

約数和(自身を除く): 218694560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 114859, 229718, 459436, 574295, 804013, 918872, 1148590, 1608026, 1837744, 2297180, 3216052, 3675488, 4020065, 4594360, 6432104, 8040130, 9188720, 12864208, 16080260, 18377440, 25728416, 32160520, 64321040, 128642080]

約数ペア:

[(1, 128642080), (2, 64321040), (4, 32160520), (5, 25728416), (7, 18377440), (8, 16080260), (10, 12864208), (14, 9188720), (16, 8040130), (20, 6432104), (28, 4594360), (32, 4020065), (35, 3675488), (40, 3216052), (56, 2297180), (70, 1837744), (80, 1608026), (112, 1148590), (140, 918872), (160, 804013), (224, 574295), (280, 459436), (560, 229718), (1120, 114859)]