140793856

素因数分解:

$2^{11}\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 347321520

約数和(自身を除く): 206527664

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 61, 64, 92, 98, 112, 122, 128, 161, 184, 196, 224, 244, 256, 322, 368, 392, 427, 448, 488, 512, 644, 736, 784, 854, 896, 976, 1024, 1127, 1288, 1403, 1472, 1568, 1708, 1792, 1952, 2048, 2254, 2576, 2806, 2944, 2989, 3136, 3416, 3584, 3904, 4508, 5152, 5612, 5888, 5978, 6272, 6832, 7168, 7808, 9016, 9821, 10304, 11224, 11776, 11956, 12544, 13664, 14336, 15616, 18032, 19642, 20608, 22448, 23552, 23912, 25088, 27328, 31232, 36064, 39284, 41216, 44896, 47104, 47824, 50176, 54656, 62464, 68747, 72128, 78568, 82432, 89792, 95648, 100352, 109312, 124928, 137494, 144256, 157136, 164864, 179584, 191296, 218624, 274988, 288512, 314272, 329728, 359168, 382592, 437248, 549976, 577024, 628544, 718336, 765184, 874496, 1099952, 1154048, 1257088, 1436672, 1530368, 2199904, 2308096, 2514176, 2873344, 3060736, 4399808, 5028352, 6121472, 8799616, 10056704, 17599232, 20113408, 35198464, 70396928, 140793856]

約数ペア:

[(1, 140793856), (2, 70396928), (4, 35198464), (7, 20113408), (8, 17599232), (14, 10056704), (16, 8799616), (23, 6121472), (28, 5028352), (32, 4399808), (46, 3060736), (49, 2873344), (56, 2514176), (61, 2308096), (64, 2199904), (92, 1530368), (98, 1436672), (112, 1257088), (122, 1154048), (128, 1099952), (161, 874496), (184, 765184), (196, 718336), (224, 628544), (244, 577024), (256, 549976), (322, 437248), (368, 382592), (392, 359168), (427, 329728), (448, 314272), (488, 288512), (512, 274988), (644, 218624), (736, 191296), (784, 179584), (854, 164864), (896, 157136), (976, 144256), (1024, 137494), (1127, 124928), (1288, 109312), (1403, 100352), (1472, 95648), (1568, 89792), (1708, 82432), (1792, 78568), (1952, 72128), (2048, 68747), (2254, 62464), (2576, 54656), (2806, 50176), (2944, 47824), (2989, 47104), (3136, 44896), (3416, 41216), (3584, 39284), (3904, 36064), (4508, 31232), (5152, 27328), (5612, 25088), (5888, 23912), (5978, 23552), (6272, 22448), (6832, 20608), (7168, 19642), (7808, 18032), (9016, 15616), (9821, 14336), (10304, 13664), (11224, 12544), (11776, 11956)]