656873856

素因数分解:

$2^7\times 3^2\times {\mathrm{73}}^2\times {\mathrm{107}}^1$

素因数の和:273

約数の個数: 144

約数和(自身を含む): 1934382060

約数和(自身を除く): 1277508204

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 73, 96, 107, 128, 144, 146, 192, 214, 219, 288, 292, 321, 384, 428, 438, 576, 584, 642, 657, 856, 876, 963, 1152, 1168, 1284, 1314, 1712, 1752, 1926, 2336, 2568, 2628, 3424, 3504, 3852, 4672, 5136, 5256, 5329, 6848, 7008, 7704, 7811, 9344, 10272, 10512, 10658, 13696, 14016, 15408, 15622, 15987, 20544, 21024, 21316, 23433, 28032, 30816, 31244, 31974, 41088, 42048, 42632, 46866, 47961, 61632, 62488, 63948, 70299, 84096, 85264, 93732, 95922, 123264, 124976, 127896, 140598, 170528, 187464, 191844, 249952, 255792, 281196, 341056, 374928, 383688, 499904, 511584, 562392, 570203, 682112, 749856, 767376, 999808, 1023168, 1124784, 1140406, 1499712, 1534752, 1710609, 2046336, 2249568, 2280812, 2999424, 3069504, 3421218, 4499136, 4561624, 5131827, 6139008, 6842436, 8998272, 9123248, 10263654, 13684872, 18246496, 20527308, 27369744, 36492992, 41054616, 54739488, 72985984, 82109232, 109478976, 164218464, 218957952, 328436928, 656873856]

約数ペア:

[(1, 656873856), (2, 328436928), (3, 218957952), (4, 164218464), (6, 109478976), (8, 82109232), (9, 72985984), (12, 54739488), (16, 41054616), (18, 36492992), (24, 27369744), (32, 20527308), (36, 18246496), (48, 13684872), (64, 10263654), (72, 9123248), (73, 8998272), (96, 6842436), (107, 6139008), (128, 5131827), (144, 4561624), (146, 4499136), (192, 3421218), (214, 3069504), (219, 2999424), (288, 2280812), (292, 2249568), (321, 2046336), (384, 1710609), (428, 1534752), (438, 1499712), (576, 1140406), (584, 1124784), (642, 1023168), (657, 999808), (856, 767376), (876, 749856), (963, 682112), (1152, 570203), (1168, 562392), (1284, 511584), (1314, 499904), (1712, 383688), (1752, 374928), (1926, 341056), (2336, 281196), (2568, 255792), (2628, 249952), (3424, 191844), (3504, 187464), (3852, 170528), (4672, 140598), (5136, 127896), (5256, 124976), (5329, 123264), (6848, 95922), (7008, 93732), (7704, 85264), (7811, 84096), (9344, 70299), (10272, 63948), (10512, 62488), (10658, 61632), (13696, 47961), (14016, 46866), (15408, 42632), (15622, 42048), (15987, 41088), (20544, 31974), (21024, 31244), (21316, 30816), (23433, 28032)]