208056128

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:332

約数の個数: 112

約数和(自身を含む): 496263168

約数和(自身を除く): 288207040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 71, 112, 124, 142, 211, 217, 224, 248, 284, 422, 434, 448, 496, 497, 568, 844, 868, 992, 994, 1136, 1477, 1688, 1736, 1984, 1988, 2201, 2272, 2954, 3376, 3472, 3976, 4402, 4544, 5908, 6541, 6752, 6944, 7952, 8804, 11816, 13082, 13504, 13888, 14981, 15407, 15904, 17608, 23632, 26164, 29962, 30814, 31808, 35216, 45787, 47264, 52328, 59924, 61628, 70432, 91574, 94528, 104656, 104867, 119848, 123256, 140864, 183148, 209312, 209734, 239696, 246512, 366296, 418624, 419468, 464411, 479392, 493024, 732592, 838936, 928822, 958784, 986048, 1465184, 1677872, 1857644, 2930368, 3250877, 3355744, 3715288, 6501754, 6711488, 7430576, 13003508, 14861152, 26007016, 29722304, 52014032, 104028064, 208056128]

約数ペア:

[(1, 208056128), (2, 104028064), (4, 52014032), (7, 29722304), (8, 26007016), (14, 14861152), (16, 13003508), (28, 7430576), (31, 6711488), (32, 6501754), (56, 3715288), (62, 3355744), (64, 3250877), (71, 2930368), (112, 1857644), (124, 1677872), (142, 1465184), (211, 986048), (217, 958784), (224, 928822), (248, 838936), (284, 732592), (422, 493024), (434, 479392), (448, 464411), (496, 419468), (497, 418624), (568, 366296), (844, 246512), (868, 239696), (992, 209734), (994, 209312), (1136, 183148), (1477, 140864), (1688, 123256), (1736, 119848), (1984, 104867), (1988, 104656), (2201, 94528), (2272, 91574), (2954, 70432), (3376, 61628), (3472, 59924), (3976, 52328), (4402, 47264), (4544, 45787), (5908, 35216), (6541, 31808), (6752, 30814), (6944, 29962), (7952, 26164), (8804, 23632), (11816, 17608), (13082, 15904), (13504, 15407), (13888, 14981)]