208059574960

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2671}}^1\times {\mathrm{8933}}^1$

素因数の和:11726

約数の個数: 80

約数和(自身を含む): 488413918080

約数和(自身を除く): 280354343120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 2671, 4360, 5342, 8720, 8933, 10684, 13355, 17866, 21368, 26710, 35732, 42736, 44665, 53420, 71464, 89330, 106840, 142928, 178660, 213680, 291139, 357320, 582278, 714640, 973697, 1164556, 1455695, 1947394, 2329112, 2911390, 3894788, 4658224, 4868485, 5822780, 7789576, 9736970, 11645560, 15579152, 19473940, 23291120, 23860043, 38947880, 47720086, 77895760, 95440172, 119300215, 190880344, 238600430, 381760688, 477200860, 954401720, 1908803440, 2600744687, 5201489374, 10402978748, 13003723435, 20805957496, 26007446870, 41611914992, 52014893740, 104029787480, 208059574960]

約数ペア:

[(1, 208059574960), (2, 104029787480), (4, 52014893740), (5, 41611914992), (8, 26007446870), (10, 20805957496), (16, 13003723435), (20, 10402978748), (40, 5201489374), (80, 2600744687), (109, 1908803440), (218, 954401720), (436, 477200860), (545, 381760688), (872, 238600430), (1090, 190880344), (1744, 119300215), (2180, 95440172), (2671, 77895760), (4360, 47720086), (5342, 38947880), (8720, 23860043), (8933, 23291120), (10684, 19473940), (13355, 15579152), (17866, 11645560), (21368, 9736970), (26710, 7789576), (35732, 5822780), (42736, 4868485), (44665, 4658224), (53420, 3894788), (71464, 2911390), (89330, 2329112), (106840, 1947394), (142928, 1455695), (178660, 1164556), (213680, 973697), (291139, 714640), (357320, 582278)]