207929988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 620605440

約数和(自身を除く): 412675452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 84, 89, 126, 127, 146, 178, 219, 252, 254, 267, 292, 356, 381, 438, 508, 511, 534, 623, 657, 762, 801, 876, 889, 1022, 1068, 1143, 1246, 1314, 1524, 1533, 1602, 1778, 1869, 2044, 2286, 2492, 2628, 2667, 3066, 3204, 3556, 3738, 4572, 4599, 5334, 5607, 6132, 6497, 7476, 8001, 9198, 9271, 10668, 11214, 11303, 12994, 16002, 18396, 18542, 19491, 22428, 22606, 25988, 27813, 32004, 33909, 37084, 38982, 45212, 45479, 55626, 58473, 64897, 67818, 77964, 79121, 83439, 90958, 101727, 111252, 116946, 129794, 135636, 136437, 158242, 166878, 181916, 194691, 203454, 233892, 237363, 259588, 272874, 316484, 333756, 389382, 406908, 409311, 474726, 545748, 584073, 712089, 778764, 818622, 825119, 949452, 1168146, 1424178, 1637244, 1650238, 2336292, 2475357, 2848356, 3300476, 4950714, 5775833, 7426071, 9901428, 11551666, 14852142, 17327499, 23103332, 29704284, 34654998, 51982497, 69309996, 103964994, 207929988]

約数ペア:

[(1, 207929988), (2, 103964994), (3, 69309996), (4, 51982497), (6, 34654998), (7, 29704284), (9, 23103332), (12, 17327499), (14, 14852142), (18, 11551666), (21, 9901428), (28, 7426071), (36, 5775833), (42, 4950714), (63, 3300476), (73, 2848356), (84, 2475357), (89, 2336292), (126, 1650238), (127, 1637244), (146, 1424178), (178, 1168146), (219, 949452), (252, 825119), (254, 818622), (267, 778764), (292, 712089), (356, 584073), (381, 545748), (438, 474726), (508, 409311), (511, 406908), (534, 389382), (623, 333756), (657, 316484), (762, 272874), (801, 259588), (876, 237363), (889, 233892), (1022, 203454), (1068, 194691), (1143, 181916), (1246, 166878), (1314, 158242), (1524, 136437), (1533, 135636), (1602, 129794), (1778, 116946), (1869, 111252), (2044, 101727), (2286, 90958), (2492, 83439), (2628, 79121), (2667, 77964), (3066, 67818), (3204, 64897), (3556, 58473), (3738, 55626), (4572, 45479), (4599, 45212), (5334, 38982), (5607, 37084), (6132, 33909), (6497, 32004), (7476, 27813), (8001, 25988), (9198, 22606), (9271, 22428), (10668, 19491), (11214, 18542), (11303, 18396), (12994, 16002)]