400949248

素因数分解:

$2^{17}\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:83

約数の個数: 144

約数和(自身を含む): 1006629120

約数和(自身を除く): 605679872

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 32, 38, 46, 56, 64, 76, 92, 112, 128, 133, 152, 161, 184, 224, 256, 266, 304, 322, 368, 437, 448, 512, 532, 608, 644, 736, 874, 896, 1024, 1064, 1216, 1288, 1472, 1748, 1792, 2048, 2128, 2432, 2576, 2944, 3059, 3496, 3584, 4096, 4256, 4864, 5152, 5888, 6118, 6992, 7168, 8192, 8512, 9728, 10304, 11776, 12236, 13984, 14336, 16384, 17024, 19456, 20608, 23552, 24472, 27968, 28672, 32768, 34048, 38912, 41216, 47104, 48944, 55936, 57344, 65536, 68096, 77824, 82432, 94208, 97888, 111872, 114688, 131072, 136192, 155648, 164864, 188416, 195776, 223744, 229376, 272384, 311296, 329728, 376832, 391552, 447488, 458752, 544768, 622592, 659456, 753664, 783104, 894976, 917504, 1089536, 1245184, 1318912, 1507328, 1566208, 1789952, 2179072, 2490368, 2637824, 3014656, 3132416, 3579904, 4358144, 5275648, 6264832, 7159808, 8716288, 10551296, 12529664, 14319616, 17432576, 21102592, 25059328, 28639232, 50118656, 57278464, 100237312, 200474624, 400949248]

約数ペア:

[(1, 400949248), (2, 200474624), (4, 100237312), (7, 57278464), (8, 50118656), (14, 28639232), (16, 25059328), (19, 21102592), (23, 17432576), (28, 14319616), (32, 12529664), (38, 10551296), (46, 8716288), (56, 7159808), (64, 6264832), (76, 5275648), (92, 4358144), (112, 3579904), (128, 3132416), (133, 3014656), (152, 2637824), (161, 2490368), (184, 2179072), (224, 1789952), (256, 1566208), (266, 1507328), (304, 1318912), (322, 1245184), (368, 1089536), (437, 917504), (448, 894976), (512, 783104), (532, 753664), (608, 659456), (644, 622592), (736, 544768), (874, 458752), (896, 447488), (1024, 391552), (1064, 376832), (1216, 329728), (1288, 311296), (1472, 272384), (1748, 229376), (1792, 223744), (2048, 195776), (2128, 188416), (2432, 164864), (2576, 155648), (2944, 136192), (3059, 131072), (3496, 114688), (3584, 111872), (4096, 97888), (4256, 94208), (4864, 82432), (5152, 77824), (5888, 68096), (6118, 65536), (6992, 57344), (7168, 55936), (8192, 48944), (8512, 47104), (9728, 41216), (10304, 38912), (11776, 34048), (12236, 32768), (13984, 28672), (14336, 27968), (16384, 24472), (17024, 23552), (19456, 20608)]