78279488

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 112

約数和(自身を含む): 189609984

約数和(自身を除く): 111330496

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 71, 92, 107, 112, 142, 161, 184, 214, 224, 284, 322, 368, 428, 448, 497, 568, 644, 736, 749, 856, 994, 1136, 1288, 1472, 1498, 1633, 1712, 1988, 2272, 2461, 2576, 2996, 3266, 3424, 3976, 4544, 4922, 5152, 5992, 6532, 6848, 7597, 7952, 9844, 10304, 11431, 11984, 13064, 15194, 15904, 17227, 19688, 22862, 23968, 26128, 30388, 31808, 34454, 39376, 45724, 47936, 52256, 53179, 60776, 68908, 78752, 91448, 104512, 106358, 121552, 137816, 157504, 174731, 182896, 212716, 243104, 275632, 349462, 365792, 425432, 486208, 551264, 698924, 731584, 850864, 1102528, 1223117, 1397848, 1701728, 2446234, 2795696, 3403456, 4892468, 5591392, 9784936, 11182784, 19569872, 39139744, 78279488]

約数ペア:

[(1, 78279488), (2, 39139744), (4, 19569872), (7, 11182784), (8, 9784936), (14, 5591392), (16, 4892468), (23, 3403456), (28, 2795696), (32, 2446234), (46, 1701728), (56, 1397848), (64, 1223117), (71, 1102528), (92, 850864), (107, 731584), (112, 698924), (142, 551264), (161, 486208), (184, 425432), (214, 365792), (224, 349462), (284, 275632), (322, 243104), (368, 212716), (428, 182896), (448, 174731), (497, 157504), (568, 137816), (644, 121552), (736, 106358), (749, 104512), (856, 91448), (994, 78752), (1136, 68908), (1288, 60776), (1472, 53179), (1498, 52256), (1633, 47936), (1712, 45724), (1988, 39376), (2272, 34454), (2461, 31808), (2576, 30388), (2996, 26128), (3266, 23968), (3424, 22862), (3976, 19688), (4544, 17227), (4922, 15904), (5152, 15194), (5992, 13064), (6532, 11984), (6848, 11431), (7597, 10304), (7952, 9844)]