31157215488

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{643957}}^1$

素因数の和:643989

約数の個数: 144

約数和(自身を含む): 105300012160

約数和(自身を除く): 74142796672

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 256, 288, 336, 378, 384, 432, 448, 504, 576, 672, 756, 768, 864, 896, 1008, 1152, 1344, 1512, 1728, 1792, 2016, 2304, 2688, 3024, 3456, 4032, 5376, 6048, 6912, 8064, 12096, 16128, 24192, 48384, 643957, 1287914, 1931871, 2575828, 3863742, 4507699, 5151656, 5795613, 7727484, 9015398, 10303312, 11591226, 13523097, 15454968, 17386839, 18030796, 20606624, 23182452, 27046194, 30909936, 34773678, 36061592, 40569291, 41213248, 46364904, 54092388, 61819872, 69547356, 72123184, 81138582, 82426496, 92729808, 108184776, 121707873, 123639744, 139094712, 144246368, 162277164, 164852992, 185459616, 216369552, 243415746, 247279488, 278189424, 288492736, 324554328, 370919232, 432739104, 486831492, 494558976, 556378848, 576985472, 649108656, 741838464, 865478208, 973662984, 1112757696, 1153970944, 1298217312, 1483676928, 1730956416, 1947325968, 2225515392, 2596434624, 3461912832, 3894651936, 4451030784, 5192869248, 7789303872, 10385738496, 15578607744, 31157215488]

約数ペア:

[(1, 31157215488), (2, 15578607744), (3, 10385738496), (4, 7789303872), (6, 5192869248), (7, 4451030784), (8, 3894651936), (9, 3461912832), (12, 2596434624), (14, 2225515392), (16, 1947325968), (18, 1730956416), (21, 1483676928), (24, 1298217312), (27, 1153970944), (28, 1112757696), (32, 973662984), (36, 865478208), (42, 741838464), (48, 649108656), (54, 576985472), (56, 556378848), (63, 494558976), (64, 486831492), (72, 432739104), (84, 370919232), (96, 324554328), (108, 288492736), (112, 278189424), (126, 247279488), (128, 243415746), (144, 216369552), (168, 185459616), (189, 164852992), (192, 162277164), (216, 144246368), (224, 139094712), (252, 123639744), (256, 121707873), (288, 108184776), (336, 92729808), (378, 82426496), (384, 81138582), (432, 72123184), (448, 69547356), (504, 61819872), (576, 54092388), (672, 46364904), (756, 41213248), (768, 40569291), (864, 36061592), (896, 34773678), (1008, 30909936), (1152, 27046194), (1344, 23182452), (1512, 20606624), (1728, 18030796), (1792, 17386839), (2016, 15454968), (2304, 13523097), (2688, 11591226), (3024, 10303312), (3456, 9015398), (4032, 7727484), (5376, 5795613), (6048, 5151656), (6912, 4507699), (8064, 3863742), (12096, 2575828), (16128, 1931871), (24192, 1287914), (48384, 643957)]