68198480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{631}}^1$

素因数の和:844

約数の個数: 80

約数和(自身を含む): 182440704

約数和(自身を除く): 114242224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 193, 280, 386, 560, 631, 772, 965, 1262, 1351, 1544, 1930, 2524, 2702, 3088, 3155, 3860, 4417, 5048, 5404, 6310, 6755, 7720, 8834, 10096, 10808, 12620, 13510, 15440, 17668, 21616, 22085, 25240, 27020, 35336, 44170, 50480, 54040, 70672, 88340, 108080, 121783, 176680, 243566, 353360, 487132, 608915, 852481, 974264, 1217830, 1704962, 1948528, 2435660, 3409924, 4262405, 4871320, 6819848, 8524810, 9742640, 13639696, 17049620, 34099240, 68198480]

約数ペア:

[(1, 68198480), (2, 34099240), (4, 17049620), (5, 13639696), (7, 9742640), (8, 8524810), (10, 6819848), (14, 4871320), (16, 4262405), (20, 3409924), (28, 2435660), (35, 1948528), (40, 1704962), (56, 1217830), (70, 974264), (80, 852481), (112, 608915), (140, 487132), (193, 353360), (280, 243566), (386, 176680), (560, 121783), (631, 108080), (772, 88340), (965, 70672), (1262, 54040), (1351, 50480), (1544, 44170), (1930, 35336), (2524, 27020), (2702, 25240), (3088, 22085), (3155, 21616), (3860, 17668), (4417, 15440), (5048, 13510), (5404, 12620), (6310, 10808), (6755, 10096), (7720, 8834)]