240777984

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:402

約数の個数: 144

約数和(自身を含む): 686391552

約数和(自身を除く): 445613568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 43, 46, 48, 64, 69, 86, 92, 96, 128, 129, 138, 172, 184, 192, 256, 258, 276, 317, 344, 368, 384, 516, 552, 634, 688, 736, 768, 951, 989, 1032, 1104, 1268, 1376, 1472, 1902, 1978, 2064, 2208, 2536, 2752, 2944, 2967, 3804, 3956, 4128, 4416, 5072, 5504, 5888, 5934, 7291, 7608, 7912, 8256, 8832, 10144, 11008, 11868, 13631, 14582, 15216, 15824, 16512, 17664, 20288, 21873, 23736, 27262, 29164, 30432, 31648, 33024, 40576, 40893, 43746, 47472, 54524, 58328, 60864, 63296, 81152, 81786, 87492, 94944, 109048, 116656, 121728, 126592, 163572, 174984, 189888, 218096, 233312, 243456, 253184, 313513, 327144, 349968, 379776, 436192, 466624, 627026, 654288, 699936, 759552, 872384, 933248, 940539, 1254052, 1308576, 1399872, 1744768, 1866496, 1881078, 2508104, 2617152, 2799744, 3489536, 3762156, 5016208, 5234304, 5599488, 7524312, 10032416, 10468608, 15048624, 20064832, 30097248, 40129664, 60194496, 80259328, 120388992, 240777984]

約数ペア:

[(1, 240777984), (2, 120388992), (3, 80259328), (4, 60194496), (6, 40129664), (8, 30097248), (12, 20064832), (16, 15048624), (23, 10468608), (24, 10032416), (32, 7524312), (43, 5599488), (46, 5234304), (48, 5016208), (64, 3762156), (69, 3489536), (86, 2799744), (92, 2617152), (96, 2508104), (128, 1881078), (129, 1866496), (138, 1744768), (172, 1399872), (184, 1308576), (192, 1254052), (256, 940539), (258, 933248), (276, 872384), (317, 759552), (344, 699936), (368, 654288), (384, 627026), (516, 466624), (552, 436192), (634, 379776), (688, 349968), (736, 327144), (768, 313513), (951, 253184), (989, 243456), (1032, 233312), (1104, 218096), (1268, 189888), (1376, 174984), (1472, 163572), (1902, 126592), (1978, 121728), (2064, 116656), (2208, 109048), (2536, 94944), (2752, 87492), (2944, 81786), (2967, 81152), (3804, 63296), (3956, 60864), (4128, 58328), (4416, 54524), (5072, 47472), (5504, 43746), (5888, 40893), (5934, 40576), (7291, 33024), (7608, 31648), (7912, 30432), (8256, 29164), (8832, 27262), (10144, 23736), (11008, 21873), (11868, 20288), (13631, 17664), (14582, 16512), (15216, 15824)]