245831488

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^2\times {\mathrm{571}}^1$

素因数の和:652

約数の個数: 84

約数和(自身を含む): 577083936

約数和(自身を除く): 331252448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 571, 868, 961, 992, 1142, 1736, 1922, 1984, 2284, 3472, 3844, 3997, 4568, 6727, 6944, 7688, 7994, 9136, 13454, 13888, 15376, 15988, 17701, 18272, 26908, 30752, 31976, 35402, 36544, 53816, 61504, 63952, 70804, 107632, 123907, 127904, 141608, 215264, 247814, 255808, 283216, 430528, 495628, 548731, 566432, 991256, 1097462, 1132864, 1982512, 2194924, 3841117, 3965024, 4389848, 7682234, 7930048, 8779696, 15364468, 17559392, 30728936, 35118784, 61457872, 122915744, 245831488]

約数ペア:

[(1, 245831488), (2, 122915744), (4, 61457872), (7, 35118784), (8, 30728936), (14, 17559392), (16, 15364468), (28, 8779696), (31, 7930048), (32, 7682234), (56, 4389848), (62, 3965024), (64, 3841117), (112, 2194924), (124, 1982512), (217, 1132864), (224, 1097462), (248, 991256), (434, 566432), (448, 548731), (496, 495628), (571, 430528), (868, 283216), (961, 255808), (992, 247814), (1142, 215264), (1736, 141608), (1922, 127904), (1984, 123907), (2284, 107632), (3472, 70804), (3844, 63952), (3997, 61504), (4568, 53816), (6727, 36544), (6944, 35402), (7688, 31976), (7994, 30752), (9136, 26908), (13454, 18272), (13888, 17701), (15376, 15988)]