247955456

素因数分解:

$2^{15}\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 128

約数和(自身を含む): 603970560

約数和(自身を除く): 356015104

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 47, 56, 64, 92, 94, 112, 128, 161, 184, 188, 224, 256, 322, 329, 368, 376, 448, 512, 644, 658, 736, 752, 896, 1024, 1081, 1288, 1316, 1472, 1504, 1792, 2048, 2162, 2576, 2632, 2944, 3008, 3584, 4096, 4324, 5152, 5264, 5888, 6016, 7168, 7567, 8192, 8648, 10304, 10528, 11776, 12032, 14336, 15134, 16384, 17296, 20608, 21056, 23552, 24064, 28672, 30268, 32768, 34592, 41216, 42112, 47104, 48128, 57344, 60536, 69184, 82432, 84224, 94208, 96256, 114688, 121072, 138368, 164864, 168448, 188416, 192512, 229376, 242144, 276736, 329728, 336896, 376832, 385024, 484288, 553472, 659456, 673792, 753664, 770048, 968576, 1106944, 1318912, 1347584, 1540096, 1937152, 2213888, 2637824, 2695168, 3874304, 4427776, 5275648, 5390336, 7748608, 8855552, 10780672, 15497216, 17711104, 30994432, 35422208, 61988864, 123977728, 247955456]

約数ペア:

[(1, 247955456), (2, 123977728), (4, 61988864), (7, 35422208), (8, 30994432), (14, 17711104), (16, 15497216), (23, 10780672), (28, 8855552), (32, 7748608), (46, 5390336), (47, 5275648), (56, 4427776), (64, 3874304), (92, 2695168), (94, 2637824), (112, 2213888), (128, 1937152), (161, 1540096), (184, 1347584), (188, 1318912), (224, 1106944), (256, 968576), (322, 770048), (329, 753664), (368, 673792), (376, 659456), (448, 553472), (512, 484288), (644, 385024), (658, 376832), (736, 336896), (752, 329728), (896, 276736), (1024, 242144), (1081, 229376), (1288, 192512), (1316, 188416), (1472, 168448), (1504, 164864), (1792, 138368), (2048, 121072), (2162, 114688), (2576, 96256), (2632, 94208), (2944, 84224), (3008, 82432), (3584, 69184), (4096, 60536), (4324, 57344), (5152, 48128), (5264, 47104), (5888, 42112), (6016, 41216), (7168, 34592), (7567, 32768), (8192, 30268), (8648, 28672), (10304, 24064), (10528, 23552), (11776, 21056), (12032, 20608), (14336, 17296), (15134, 16384)]