31879008

素因数分解:

$2^5\times 3^4\times 7^2\times {\mathrm{251}}^1$

素因数の和:287

約数の個数: 180

約数和(自身を含む): 109496772

約数和(自身を除く): 77617764

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 96, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 224, 251, 252, 288, 294, 324, 336, 378, 392, 432, 441, 502, 504, 567, 588, 648, 672, 753, 756, 784, 864, 882, 1004, 1008, 1134, 1176, 1296, 1323, 1506, 1512, 1568, 1757, 1764, 2008, 2016, 2259, 2268, 2352, 2592, 2646, 3012, 3024, 3514, 3528, 3969, 4016, 4518, 4536, 4704, 5271, 5292, 6024, 6048, 6777, 7028, 7056, 7938, 8032, 9036, 9072, 10542, 10584, 12048, 12299, 13554, 14056, 14112, 15813, 15876, 18072, 18144, 20331, 21084, 21168, 24096, 24598, 27108, 28112, 31626, 31752, 36144, 36897, 40662, 42168, 42336, 47439, 49196, 54216, 56224, 63252, 63504, 72288, 73794, 81324, 84336, 94878, 98392, 108432, 110691, 126504, 127008, 142317, 147588, 162648, 168672, 189756, 196784, 216864, 221382, 253008, 284634, 295176, 325296, 332073, 379512, 393568, 442764, 506016, 569268, 590352, 650592, 664146, 759024, 885528, 996219, 1138536, 1180704, 1328292, 1518048, 1771056, 1992438, 2277072, 2656584, 3542112, 3984876, 4554144, 5313168, 7969752, 10626336, 15939504, 31879008]

約数ペア:

[(1, 31879008), (2, 15939504), (3, 10626336), (4, 7969752), (6, 5313168), (7, 4554144), (8, 3984876), (9, 3542112), (12, 2656584), (14, 2277072), (16, 1992438), (18, 1771056), (21, 1518048), (24, 1328292), (27, 1180704), (28, 1138536), (32, 996219), (36, 885528), (42, 759024), (48, 664146), (49, 650592), (54, 590352), (56, 569268), (63, 506016), (72, 442764), (81, 393568), (84, 379512), (96, 332073), (98, 325296), (108, 295176), (112, 284634), (126, 253008), (144, 221382), (147, 216864), (162, 196784), (168, 189756), (189, 168672), (196, 162648), (216, 147588), (224, 142317), (251, 127008), (252, 126504), (288, 110691), (294, 108432), (324, 98392), (336, 94878), (378, 84336), (392, 81324), (432, 73794), (441, 72288), (502, 63504), (504, 63252), (567, 56224), (588, 54216), (648, 49196), (672, 47439), (753, 42336), (756, 42168), (784, 40662), (864, 36897), (882, 36144), (1004, 31752), (1008, 31626), (1134, 28112), (1176, 27108), (1296, 24598), (1323, 24096), (1506, 21168), (1512, 21084), (1568, 20331), (1757, 18144), (1764, 18072), (2008, 15876), (2016, 15813), (2259, 14112), (2268, 14056), (2352, 13554), (2592, 12299), (2646, 12048), (3012, 10584), (3024, 10542), (3514, 9072), (3528, 9036), (3969, 8032), (4016, 7938), (4518, 7056), (4536, 7028), (4704, 6777), (5271, 6048), (5292, 6024)]