261207864

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1381}}^1$

素因数の和:1501

約数の個数: 96

約数和(自身を含む): 737324640

約数和(自身を除く): 476116776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 71, 72, 74, 111, 142, 148, 213, 222, 284, 296, 333, 426, 444, 568, 639, 666, 852, 888, 1278, 1332, 1381, 1704, 2556, 2627, 2664, 2762, 4143, 5112, 5254, 5524, 7881, 8286, 10508, 11048, 12429, 15762, 16572, 21016, 23643, 24858, 31524, 33144, 47286, 49716, 51097, 63048, 94572, 98051, 99432, 102194, 153291, 189144, 196102, 204388, 294153, 306582, 392204, 408776, 459873, 588306, 613164, 784408, 882459, 919746, 1176612, 1226328, 1764918, 1839492, 2353224, 3529836, 3627887, 3678984, 7059672, 7255774, 10883661, 14511548, 21767322, 29023096, 32650983, 43534644, 65301966, 87069288, 130603932, 261207864]

約数ペア:

[(1, 261207864), (2, 130603932), (3, 87069288), (4, 65301966), (6, 43534644), (8, 32650983), (9, 29023096), (12, 21767322), (18, 14511548), (24, 10883661), (36, 7255774), (37, 7059672), (71, 3678984), (72, 3627887), (74, 3529836), (111, 2353224), (142, 1839492), (148, 1764918), (213, 1226328), (222, 1176612), (284, 919746), (296, 882459), (333, 784408), (426, 613164), (444, 588306), (568, 459873), (639, 408776), (666, 392204), (852, 306582), (888, 294153), (1278, 204388), (1332, 196102), (1381, 189144), (1704, 153291), (2556, 102194), (2627, 99432), (2664, 98051), (2762, 94572), (4143, 63048), (5112, 51097), (5254, 49716), (5524, 47286), (7881, 33144), (8286, 31524), (10508, 24858), (11048, 23643), (12429, 21016), (15762, 16572)]