1981036288

素因数分解:

$2^8\times 7^4\times {\mathrm{11}}^1\times {\mathrm{293}}^1$

素因数の和:348

約数の個数: 180

約数和(自身を含む): 5049665208

約数和(自身を除く): 3068628920

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 128, 154, 176, 196, 224, 256, 293, 308, 343, 352, 392, 448, 539, 586, 616, 686, 704, 784, 896, 1078, 1172, 1232, 1372, 1408, 1568, 1792, 2051, 2156, 2344, 2401, 2464, 2744, 2816, 3136, 3223, 3773, 4102, 4312, 4688, 4802, 4928, 5488, 6272, 6446, 7546, 8204, 8624, 9376, 9604, 9856, 10976, 12544, 12892, 14357, 15092, 16408, 17248, 18752, 19208, 19712, 21952, 22561, 25784, 26411, 28714, 30184, 32816, 34496, 37504, 38416, 43904, 45122, 51568, 52822, 57428, 60368, 65632, 68992, 75008, 76832, 87808, 90244, 100499, 103136, 105644, 114856, 120736, 131264, 137984, 153664, 157927, 180488, 200998, 206272, 211288, 229712, 241472, 262528, 307328, 315854, 360976, 401996, 412544, 422576, 459424, 482944, 525056, 614656, 631708, 703493, 721952, 803992, 825088, 845152, 918848, 965888, 1105489, 1263416, 1406986, 1443904, 1607984, 1690304, 1837696, 2210978, 2526832, 2813972, 2887808, 3215968, 3380608, 3675392, 4421956, 5053664, 5627944, 5775616, 6431936, 6761216, 7738423, 8843912, 10107328, 11255888, 12863872, 15476846, 17687824, 20214656, 22511776, 25727744, 30953692, 35375648, 40429312, 45023552, 61907384, 70751296, 90047104, 123814768, 141502592, 180094208, 247629536, 283005184, 495259072, 990518144, 1981036288]

約数ペア:

[(1, 1981036288), (2, 990518144), (4, 495259072), (7, 283005184), (8, 247629536), (11, 180094208), (14, 141502592), (16, 123814768), (22, 90047104), (28, 70751296), (32, 61907384), (44, 45023552), (49, 40429312), (56, 35375648), (64, 30953692), (77, 25727744), (88, 22511776), (98, 20214656), (112, 17687824), (128, 15476846), (154, 12863872), (176, 11255888), (196, 10107328), (224, 8843912), (256, 7738423), (293, 6761216), (308, 6431936), (343, 5775616), (352, 5627944), (392, 5053664), (448, 4421956), (539, 3675392), (586, 3380608), (616, 3215968), (686, 2887808), (704, 2813972), (784, 2526832), (896, 2210978), (1078, 1837696), (1172, 1690304), (1232, 1607984), (1372, 1443904), (1408, 1406986), (1568, 1263416), (1792, 1105489), (2051, 965888), (2156, 918848), (2344, 845152), (2401, 825088), (2464, 803992), (2744, 721952), (2816, 703493), (3136, 631708), (3223, 614656), (3773, 525056), (4102, 482944), (4312, 459424), (4688, 422576), (4802, 412544), (4928, 401996), (5488, 360976), (6272, 315854), (6446, 307328), (7546, 262528), (8204, 241472), (8624, 229712), (9376, 211288), (9604, 206272), (9856, 200998), (10976, 180488), (12544, 157927), (12892, 153664), (14357, 137984), (15092, 131264), (16408, 120736), (17248, 114856), (18752, 105644), (19208, 103136), (19712, 100499), (21952, 90244), (22561, 87808), (25784, 76832), (26411, 75008), (28714, 68992), (30184, 65632), (32816, 60368), (34496, 57428), (37504, 52822), (38416, 51568), (43904, 45122)]