248818528

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 629070624

約数和(自身を除く): 380252096

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 56, 68, 76, 112, 119, 133, 136, 152, 181, 224, 238, 266, 272, 304, 323, 361, 362, 476, 532, 544, 608, 646, 722, 724, 952, 1064, 1267, 1292, 1444, 1448, 1904, 2128, 2261, 2527, 2534, 2584, 2888, 2896, 3077, 3439, 3808, 4256, 4522, 5054, 5068, 5168, 5776, 5792, 6137, 6154, 6878, 9044, 10108, 10136, 10336, 11552, 12274, 12308, 13756, 18088, 20216, 20272, 21539, 24073, 24548, 24616, 27512, 36176, 40432, 40544, 42959, 43078, 48146, 49096, 49232, 55024, 58463, 65341, 72352, 80864, 85918, 86156, 96292, 98192, 98464, 110048, 116926, 130682, 171836, 172312, 192584, 196384, 233852, 261364, 343672, 344624, 385168, 409241, 457387, 467704, 522728, 687344, 689248, 770336, 818482, 914774, 935408, 1045456, 1110797, 1374688, 1636964, 1829548, 1870816, 2090912, 2221594, 3273928, 3659096, 4443188, 6547856, 7318192, 7775579, 8886376, 13095712, 14636384, 15551158, 17772752, 31102316, 35545504, 62204632, 124409264, 248818528]

約数ペア:

[(1, 248818528), (2, 124409264), (4, 62204632), (7, 35545504), (8, 31102316), (14, 17772752), (16, 15551158), (17, 14636384), (19, 13095712), (28, 8886376), (32, 7775579), (34, 7318192), (38, 6547856), (56, 4443188), (68, 3659096), (76, 3273928), (112, 2221594), (119, 2090912), (133, 1870816), (136, 1829548), (152, 1636964), (181, 1374688), (224, 1110797), (238, 1045456), (266, 935408), (272, 914774), (304, 818482), (323, 770336), (361, 689248), (362, 687344), (476, 522728), (532, 467704), (544, 457387), (608, 409241), (646, 385168), (722, 344624), (724, 343672), (952, 261364), (1064, 233852), (1267, 196384), (1292, 192584), (1444, 172312), (1448, 171836), (1904, 130682), (2128, 116926), (2261, 110048), (2527, 98464), (2534, 98192), (2584, 96292), (2888, 86156), (2896, 85918), (3077, 80864), (3439, 72352), (3808, 65341), (4256, 58463), (4522, 55024), (5054, 49232), (5068, 49096), (5168, 48146), (5776, 43078), (5792, 42959), (6137, 40544), (6154, 40432), (6878, 36176), (9044, 27512), (10108, 24616), (10136, 24548), (10336, 24073), (11552, 21539), (12274, 20272), (12308, 20216), (13756, 18088)]