1260659456

素因数分解:

$2^8\times 7^5\times {\mathrm{293}}^1$

素因数の和:344

約数の個数: 108

約数和(自身を含む): 2945788272

約数和(自身を除く): 1685128816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 293, 343, 392, 448, 586, 686, 784, 896, 1172, 1372, 1568, 1792, 2051, 2344, 2401, 2744, 3136, 4102, 4688, 4802, 5488, 6272, 8204, 9376, 9604, 10976, 12544, 14357, 16408, 16807, 18752, 19208, 21952, 28714, 32816, 33614, 37504, 38416, 43904, 57428, 65632, 67228, 75008, 76832, 87808, 100499, 114856, 131264, 134456, 153664, 200998, 229712, 262528, 268912, 307328, 401996, 459424, 525056, 537824, 614656, 703493, 803992, 918848, 1075648, 1406986, 1607984, 1837696, 2151296, 2813972, 3215968, 3675392, 4302592, 4924451, 5627944, 6431936, 9848902, 11255888, 12863872, 19697804, 22511776, 25727744, 39395608, 45023552, 78791216, 90047104, 157582432, 180094208, 315164864, 630329728, 1260659456]

約数ペア:

[(1, 1260659456), (2, 630329728), (4, 315164864), (7, 180094208), (8, 157582432), (14, 90047104), (16, 78791216), (28, 45023552), (32, 39395608), (49, 25727744), (56, 22511776), (64, 19697804), (98, 12863872), (112, 11255888), (128, 9848902), (196, 6431936), (224, 5627944), (256, 4924451), (293, 4302592), (343, 3675392), (392, 3215968), (448, 2813972), (586, 2151296), (686, 1837696), (784, 1607984), (896, 1406986), (1172, 1075648), (1372, 918848), (1568, 803992), (1792, 703493), (2051, 614656), (2344, 537824), (2401, 525056), (2744, 459424), (3136, 401996), (4102, 307328), (4688, 268912), (4802, 262528), (5488, 229712), (6272, 200998), (8204, 153664), (9376, 134456), (9604, 131264), (10976, 114856), (12544, 100499), (14357, 87808), (16408, 76832), (16807, 75008), (18752, 67228), (19208, 65632), (21952, 57428), (28714, 43904), (32816, 38416), (33614, 37504)]