208534728

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1997}}^1$

素因数の和:2254

約数の個数: 64

約数和(自身を含む): 551448000

約数和(自身を除く): 342913272

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 229, 456, 458, 687, 916, 1374, 1832, 1997, 2748, 3994, 4351, 5496, 5991, 7988, 8702, 11982, 13053, 15976, 17404, 23964, 26106, 34808, 37943, 47928, 52212, 75886, 104424, 113829, 151772, 227658, 303544, 455316, 457313, 910632, 914626, 1371939, 1829252, 2743878, 3658504, 5487756, 8688947, 10975512, 17377894, 26066841, 34755788, 52133682, 69511576, 104267364, 208534728]

約数ペア:

[(1, 208534728), (2, 104267364), (3, 69511576), (4, 52133682), (6, 34755788), (8, 26066841), (12, 17377894), (19, 10975512), (24, 8688947), (38, 5487756), (57, 3658504), (76, 2743878), (114, 1829252), (152, 1371939), (228, 914626), (229, 910632), (456, 457313), (458, 455316), (687, 303544), (916, 227658), (1374, 151772), (1832, 113829), (1997, 104424), (2748, 75886), (3994, 52212), (4351, 47928), (5496, 37943), (5991, 34808), (7988, 26106), (8702, 23964), (11982, 17404), (13053, 15976)]