259421136

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21881}}^1$

素因数の和:21924

約数の個数: 80

約数和(自身を含む): 759743040

約数和(自身を除く): 500321904

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 208, 228, 247, 304, 312, 456, 494, 624, 741, 912, 988, 1482, 1976, 2964, 3952, 5928, 11856, 21881, 43762, 65643, 87524, 131286, 175048, 262572, 284453, 350096, 415739, 525144, 568906, 831478, 853359, 1050288, 1137812, 1247217, 1662956, 1706718, 2275624, 2494434, 3325912, 3413436, 4551248, 4988868, 5404607, 6651824, 6826872, 9977736, 10809214, 13653744, 16213821, 19955472, 21618428, 32427642, 43236856, 64855284, 86473712, 129710568, 259421136]

約数ペア:

[(1, 259421136), (2, 129710568), (3, 86473712), (4, 64855284), (6, 43236856), (8, 32427642), (12, 21618428), (13, 19955472), (16, 16213821), (19, 13653744), (24, 10809214), (26, 9977736), (38, 6826872), (39, 6651824), (48, 5404607), (52, 4988868), (57, 4551248), (76, 3413436), (78, 3325912), (104, 2494434), (114, 2275624), (152, 1706718), (156, 1662956), (208, 1247217), (228, 1137812), (247, 1050288), (304, 853359), (312, 831478), (456, 568906), (494, 525144), (624, 415739), (741, 350096), (912, 284453), (988, 262572), (1482, 175048), (1976, 131286), (2964, 87524), (3952, 65643), (5928, 43762), (11856, 21881)]