251779024

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:744

約数の個数: 80

約数和(自身を含む): 581042176

約数和(自身を除く): 329263152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 127, 217, 248, 254, 434, 496, 508, 571, 868, 889, 1016, 1142, 1736, 1778, 2032, 2284, 3472, 3556, 3937, 3997, 4568, 7112, 7874, 7994, 9136, 14224, 15748, 15988, 17701, 27559, 31496, 31976, 35402, 55118, 62992, 63952, 70804, 72517, 110236, 123907, 141608, 145034, 220472, 247814, 283216, 290068, 440944, 495628, 507619, 580136, 991256, 1015238, 1160272, 1982512, 2030476, 2248027, 4060952, 4496054, 8121904, 8992108, 15736189, 17984216, 31472378, 35968432, 62944756, 125889512, 251779024]

約数ペア:

[(1, 251779024), (2, 125889512), (4, 62944756), (7, 35968432), (8, 31472378), (14, 17984216), (16, 15736189), (28, 8992108), (31, 8121904), (56, 4496054), (62, 4060952), (112, 2248027), (124, 2030476), (127, 1982512), (217, 1160272), (248, 1015238), (254, 991256), (434, 580136), (496, 507619), (508, 495628), (571, 440944), (868, 290068), (889, 283216), (1016, 247814), (1142, 220472), (1736, 145034), (1778, 141608), (2032, 123907), (2284, 110236), (3472, 72517), (3556, 70804), (3937, 63952), (3997, 62992), (4568, 55118), (7112, 35402), (7874, 31976), (7994, 31496), (9136, 27559), (14224, 17701), (15748, 15988)]