172048640

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{967}}^1$

素因数の和:1127

約数の個数: 72

約数和(自身を含む): 415504320

約数和(自身を除く): 243455680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 556, 640, 695, 967, 1112, 1280, 1390, 1934, 2224, 2780, 3868, 4448, 4835, 5560, 7736, 8896, 9670, 11120, 15472, 17792, 19340, 22240, 30944, 35584, 38680, 44480, 61888, 77360, 88960, 123776, 134413, 154720, 177920, 247552, 268826, 309440, 537652, 618880, 672065, 1075304, 1237760, 1344130, 2150608, 2688260, 4301216, 5376520, 8602432, 10753040, 17204864, 21506080, 34409728, 43012160, 86024320, 172048640]

約数ペア:

[(1, 172048640), (2, 86024320), (4, 43012160), (5, 34409728), (8, 21506080), (10, 17204864), (16, 10753040), (20, 8602432), (32, 5376520), (40, 4301216), (64, 2688260), (80, 2150608), (128, 1344130), (139, 1237760), (160, 1075304), (256, 672065), (278, 618880), (320, 537652), (556, 309440), (640, 268826), (695, 247552), (967, 177920), (1112, 154720), (1280, 134413), (1390, 123776), (1934, 88960), (2224, 77360), (2780, 61888), (3868, 44480), (4448, 38680), (4835, 35584), (5560, 30944), (7736, 22240), (8896, 19340), (9670, 17792), (11120, 15472)]