128372888

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{599}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 285120000

約数和(自身を除く): 156747112

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 89, 172, 178, 301, 344, 356, 599, 602, 623, 712, 1198, 1204, 1246, 2396, 2408, 2492, 3827, 4193, 4792, 4984, 7654, 8386, 15308, 16772, 25757, 26789, 30616, 33544, 51514, 53311, 53578, 103028, 106622, 107156, 180299, 206056, 213244, 214312, 360598, 373177, 426488, 721196, 746354, 1442392, 1492708, 2292373, 2985416, 4584746, 9169492, 16046611, 18338984, 32093222, 64186444, 128372888]

約数ペア:

[(1, 128372888), (2, 64186444), (4, 32093222), (7, 18338984), (8, 16046611), (14, 9169492), (28, 4584746), (43, 2985416), (56, 2292373), (86, 1492708), (89, 1442392), (172, 746354), (178, 721196), (301, 426488), (344, 373177), (356, 360598), (599, 214312), (602, 213244), (623, 206056), (712, 180299), (1198, 107156), (1204, 106622), (1246, 103028), (2396, 53578), (2408, 53311), (2492, 51514), (3827, 33544), (4193, 30616), (4792, 26789), (4984, 25757), (7654, 16772), (8386, 15308)]