668344208

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{593}}^1$

素因数の和:984

約数の個数: 80

約数和(自身を含む): 1537937280

約数和(自身を除く): 869593072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 347, 406, 464, 593, 694, 812, 1186, 1388, 1624, 2372, 2429, 2776, 3248, 4151, 4744, 4858, 5552, 8302, 9488, 9716, 10063, 16604, 17197, 19432, 20126, 33208, 34394, 38864, 40252, 66416, 68788, 70441, 80504, 120379, 137576, 140882, 161008, 205771, 240758, 275152, 281764, 411542, 481516, 563528, 823084, 963032, 1127056, 1440397, 1646168, 1926064, 2880794, 3292336, 5761588, 5967359, 11523176, 11934718, 23046352, 23869436, 41771513, 47738872, 83543026, 95477744, 167086052, 334172104, 668344208]

約数ペア:

[(1, 668344208), (2, 334172104), (4, 167086052), (7, 95477744), (8, 83543026), (14, 47738872), (16, 41771513), (28, 23869436), (29, 23046352), (56, 11934718), (58, 11523176), (112, 5967359), (116, 5761588), (203, 3292336), (232, 2880794), (347, 1926064), (406, 1646168), (464, 1440397), (593, 1127056), (694, 963032), (812, 823084), (1186, 563528), (1388, 481516), (1624, 411542), (2372, 281764), (2429, 275152), (2776, 240758), (3248, 205771), (4151, 161008), (4744, 140882), (4858, 137576), (5552, 120379), (8302, 80504), (9488, 70441), (9716, 68788), (10063, 66416), (16604, 40252), (17197, 38864), (19432, 34394), (20126, 33208)]