280983248

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1451}}^1$

素因数の和:1505

約数の個数: 120

約数和(自身を含む): 718391520

約数和(自身を除く): 437408272

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 49, 52, 56, 76, 91, 98, 104, 112, 133, 152, 182, 196, 208, 247, 266, 304, 364, 392, 494, 532, 637, 728, 784, 931, 988, 1064, 1274, 1451, 1456, 1729, 1862, 1976, 2128, 2548, 2902, 3458, 3724, 3952, 5096, 5804, 6916, 7448, 10157, 10192, 11608, 12103, 13832, 14896, 18863, 20314, 23216, 24206, 27569, 27664, 37726, 40628, 48412, 55138, 71099, 75452, 81256, 96824, 110276, 132041, 142198, 150904, 162512, 192983, 193648, 220552, 264082, 284396, 301808, 358397, 385966, 441104, 528164, 568792, 716794, 771932, 924287, 1056328, 1137584, 1350881, 1433588, 1543864, 1848574, 2112656, 2508779, 2701762, 2867176, 3087728, 3697148, 5017558, 5403524, 5734352, 7394296, 10035116, 10807048, 14788592, 17561453, 20070232, 21614096, 35122906, 40140464, 70245812, 140491624, 280983248]

約数ペア:

[(1, 280983248), (2, 140491624), (4, 70245812), (7, 40140464), (8, 35122906), (13, 21614096), (14, 20070232), (16, 17561453), (19, 14788592), (26, 10807048), (28, 10035116), (38, 7394296), (49, 5734352), (52, 5403524), (56, 5017558), (76, 3697148), (91, 3087728), (98, 2867176), (104, 2701762), (112, 2508779), (133, 2112656), (152, 1848574), (182, 1543864), (196, 1433588), (208, 1350881), (247, 1137584), (266, 1056328), (304, 924287), (364, 771932), (392, 716794), (494, 568792), (532, 528164), (637, 441104), (728, 385966), (784, 358397), (931, 301808), (988, 284396), (1064, 264082), (1274, 220552), (1451, 193648), (1456, 192983), (1729, 162512), (1862, 150904), (1976, 142198), (2128, 132041), (2548, 110276), (2902, 96824), (3458, 81256), (3724, 75452), (3952, 71099), (5096, 55138), (5804, 48412), (6916, 40628), (7448, 37726), (10157, 27664), (10192, 27569), (11608, 24206), (12103, 23216), (13832, 20314), (14896, 18863)]