169757920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:620

約数の個数: 96

約数和(自身を含む): 428652000

約数和(自身を除く): 258894080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 139, 160, 170, 272, 278, 340, 449, 544, 556, 680, 695, 898, 1112, 1360, 1390, 1796, 2224, 2245, 2363, 2720, 2780, 3592, 4448, 4490, 4726, 5560, 7184, 7633, 8980, 9452, 11120, 11815, 14368, 15266, 17960, 18904, 22240, 23630, 30532, 35920, 37808, 38165, 47260, 61064, 62411, 71840, 75616, 76330, 94520, 122128, 124822, 152660, 189040, 244256, 249644, 305320, 312055, 378080, 499288, 610640, 624110, 998576, 1060987, 1221280, 1248220, 1997152, 2121974, 2496440, 4243948, 4992880, 5304935, 8487896, 9985760, 10609870, 16975792, 21219740, 33951584, 42439480, 84878960, 169757920]

約数ペア:

[(1, 169757920), (2, 84878960), (4, 42439480), (5, 33951584), (8, 21219740), (10, 16975792), (16, 10609870), (17, 9985760), (20, 8487896), (32, 5304935), (34, 4992880), (40, 4243948), (68, 2496440), (80, 2121974), (85, 1997152), (136, 1248220), (139, 1221280), (160, 1060987), (170, 998576), (272, 624110), (278, 610640), (340, 499288), (449, 378080), (544, 312055), (556, 305320), (680, 249644), (695, 244256), (898, 189040), (1112, 152660), (1360, 124822), (1390, 122128), (1796, 94520), (2224, 76330), (2245, 75616), (2363, 71840), (2720, 62411), (2780, 61064), (3592, 47260), (4448, 38165), (4490, 37808), (4726, 35920), (5560, 30532), (7184, 23630), (7633, 22240), (8980, 18904), (9452, 17960), (11120, 15266), (11815, 14368)]