239040256

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:398

約数の個数: 144

約数和(自身を含む): 608032768

約数和(自身を除く): 368992512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 128, 182, 208, 217, 224, 248, 256, 331, 364, 403, 416, 434, 448, 496, 662, 728, 806, 832, 868, 896, 992, 1324, 1456, 1612, 1664, 1736, 1792, 1984, 2317, 2648, 2821, 2912, 3224, 3328, 3472, 3968, 4303, 4634, 5296, 5642, 5824, 6448, 6944, 7936, 8606, 9268, 10261, 10592, 11284, 11648, 12896, 13888, 17212, 18536, 20522, 21184, 22568, 23296, 25792, 27776, 30121, 34424, 37072, 41044, 42368, 45136, 51584, 55552, 60242, 68848, 71827, 74144, 82088, 84736, 90272, 103168, 120484, 133393, 137696, 143654, 148288, 164176, 180544, 240968, 266786, 275392, 287308, 296576, 328352, 361088, 481936, 533572, 550784, 574616, 593152, 656704, 722176, 933751, 963872, 1067144, 1101568, 1149232, 1313408, 1867502, 1927744, 2134288, 2298464, 2626816, 3735004, 3855488, 4268576, 4596928, 7470008, 7710976, 8537152, 9193856, 14940016, 17074304, 18387712, 29880032, 34148608, 59760064, 119520128, 239040256]

約数ペア:

[(1, 239040256), (2, 119520128), (4, 59760064), (7, 34148608), (8, 29880032), (13, 18387712), (14, 17074304), (16, 14940016), (26, 9193856), (28, 8537152), (31, 7710976), (32, 7470008), (52, 4596928), (56, 4268576), (62, 3855488), (64, 3735004), (91, 2626816), (104, 2298464), (112, 2134288), (124, 1927744), (128, 1867502), (182, 1313408), (208, 1149232), (217, 1101568), (224, 1067144), (248, 963872), (256, 933751), (331, 722176), (364, 656704), (403, 593152), (416, 574616), (434, 550784), (448, 533572), (496, 481936), (662, 361088), (728, 328352), (806, 296576), (832, 287308), (868, 275392), (896, 266786), (992, 240968), (1324, 180544), (1456, 164176), (1612, 148288), (1664, 143654), (1736, 137696), (1792, 133393), (1984, 120484), (2317, 103168), (2648, 90272), (2821, 84736), (2912, 82088), (3224, 74144), (3328, 71827), (3472, 68848), (3968, 60242), (4303, 55552), (4634, 51584), (5296, 45136), (5642, 42368), (5824, 41044), (6448, 37072), (6944, 34424), (7936, 30121), (8606, 27776), (9268, 25792), (10261, 23296), (10592, 22568), (11284, 21184), (11648, 20522), (12896, 18536), (13888, 17212)]