247891008

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:644

約数の個数: 112

約数和(自身を含む): 700064640

約数和(自身を除く): 452173632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 136, 173, 192, 204, 272, 346, 408, 439, 519, 544, 692, 816, 878, 1038, 1088, 1317, 1384, 1632, 1756, 2076, 2634, 2768, 2941, 3264, 3512, 4152, 5268, 5536, 5882, 7024, 7463, 8304, 8823, 10536, 11072, 11764, 14048, 14926, 16608, 17646, 21072, 22389, 23528, 28096, 29852, 33216, 35292, 42144, 44778, 47056, 59704, 70584, 75947, 84288, 89556, 94112, 119408, 141168, 151894, 179112, 188224, 227841, 238816, 282336, 303788, 358224, 455682, 477632, 564672, 607576, 716448, 911364, 1215152, 1291099, 1432896, 1822728, 2430304, 2582198, 3645456, 3873297, 4860608, 5164396, 7290912, 7746594, 10328792, 14581824, 15493188, 20657584, 30986376, 41315168, 61972752, 82630336, 123945504, 247891008]

約数ペア:

[(1, 247891008), (2, 123945504), (3, 82630336), (4, 61972752), (6, 41315168), (8, 30986376), (12, 20657584), (16, 15493188), (17, 14581824), (24, 10328792), (32, 7746594), (34, 7290912), (48, 5164396), (51, 4860608), (64, 3873297), (68, 3645456), (96, 2582198), (102, 2430304), (136, 1822728), (173, 1432896), (192, 1291099), (204, 1215152), (272, 911364), (346, 716448), (408, 607576), (439, 564672), (519, 477632), (544, 455682), (692, 358224), (816, 303788), (878, 282336), (1038, 238816), (1088, 227841), (1317, 188224), (1384, 179112), (1632, 151894), (1756, 141168), (2076, 119408), (2634, 94112), (2768, 89556), (2941, 84288), (3264, 75947), (3512, 70584), (4152, 59704), (5268, 47056), (5536, 44778), (5882, 42144), (7024, 35292), (7463, 33216), (8304, 29852), (8823, 28096), (10536, 23528), (11072, 22389), (11764, 21072), (14048, 17646), (14926, 16608)]