311829728

素因数分解:

$2^5\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2801}}^1$

素因数の和:2896

約数の個数: 72

約数和(自身を含む): 724462704

約数和(自身を除く): 412632976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 71, 98, 112, 142, 196, 224, 284, 392, 497, 568, 784, 994, 1136, 1568, 1988, 2272, 2801, 3479, 3976, 5602, 6958, 7952, 11204, 13916, 15904, 19607, 22408, 27832, 39214, 44816, 55664, 78428, 89632, 111328, 137249, 156856, 198871, 274498, 313712, 397742, 548996, 627424, 795484, 1097992, 1392097, 1590968, 2195984, 2784194, 3181936, 4391968, 5568388, 6363872, 9744679, 11136776, 19489358, 22273552, 38978716, 44547104, 77957432, 155914864, 311829728]

約数ペア:

[(1, 311829728), (2, 155914864), (4, 77957432), (7, 44547104), (8, 38978716), (14, 22273552), (16, 19489358), (28, 11136776), (32, 9744679), (49, 6363872), (56, 5568388), (71, 4391968), (98, 3181936), (112, 2784194), (142, 2195984), (196, 1590968), (224, 1392097), (284, 1097992), (392, 795484), (497, 627424), (568, 548996), (784, 397742), (994, 313712), (1136, 274498), (1568, 198871), (1988, 156856), (2272, 137249), (2801, 111328), (3479, 89632), (3976, 78428), (5602, 55664), (6958, 44816), (7952, 39214), (11204, 27832), (13916, 22408), (15904, 19607)]