81491187456

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{1684259}}^1$

素因数の和:1684291

約数の個数: 144

約数和(自身を含む): 275410195200

約数和(自身を除く): 193919007744

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, 1684259, 3368518, 5052777, 6737036, 10105554, 11789813, 13474072, 15158331, 20211108, 23579626, 26948144, 30316662, 35369439, 40422216, 45474993, 47159252, 53896288, 60633324, 70738878, 80844432, 90949986, 94318504, 106108317, 107792576, 121266648, 141477756, 161688864, 181899972, 188637008, 212216634, 215585152, 242533296, 282955512, 318324951, 323377728, 363799944, 377274016, 424433268, 431170304, 485066592, 565911024, 636649902, 646755456, 727599888, 754548032, 848866536, 970133184, 1131822048, 1273299804, 1293510912, 1455199776, 1509096064, 1697733072, 1940266368, 2263644096, 2546599608, 2910399552, 3018192128, 3395466144, 3880532736, 4527288192, 5093199216, 5820799104, 6790932288, 9054576384, 10186398432, 11641598208, 13581864576, 20372796864, 27163729152, 40745593728, 81491187456]

約数ペア:

[(1, 81491187456), (2, 40745593728), (3, 27163729152), (4, 20372796864), (6, 13581864576), (7, 11641598208), (8, 10186398432), (9, 9054576384), (12, 6790932288), (14, 5820799104), (16, 5093199216), (18, 4527288192), (21, 3880532736), (24, 3395466144), (27, 3018192128), (28, 2910399552), (32, 2546599608), (36, 2263644096), (42, 1940266368), (48, 1697733072), (54, 1509096064), (56, 1455199776), (63, 1293510912), (64, 1273299804), (72, 1131822048), (84, 970133184), (96, 848866536), (108, 754548032), (112, 727599888), (126, 646755456), (128, 636649902), (144, 565911024), (168, 485066592), (189, 431170304), (192, 424433268), (216, 377274016), (224, 363799944), (252, 323377728), (256, 318324951), (288, 282955512), (336, 242533296), (378, 215585152), (384, 212216634), (432, 188637008), (448, 181899972), (504, 161688864), (576, 141477756), (672, 121266648), (756, 107792576), (768, 106108317), (864, 94318504), (896, 90949986), (1008, 80844432), (1152, 70738878), (1344, 60633324), (1512, 53896288), (1728, 47159252), (1792, 45474993), (2016, 40422216), (2304, 35369439), (2688, 30316662), (3024, 26948144), (3456, 23579626), (4032, 20211108), (5376, 15158331), (6048, 13474072), (6912, 11789813), (8064, 10105554), (12096, 6737036), (16128, 5052777), (24192, 3368518), (48384, 1684259)]