289031680

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{127}}^2$

素因数の和:284

約数の個数: 120

約数和(自身を含む): 798283728

約数和(自身を除く): 509252048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 128, 140, 160, 224, 254, 256, 280, 320, 448, 508, 512, 560, 635, 640, 889, 896, 1016, 1120, 1270, 1280, 1778, 1792, 2032, 2240, 2540, 2560, 3556, 3584, 4064, 4445, 4480, 5080, 7112, 8128, 8890, 8960, 10160, 14224, 16129, 16256, 17780, 17920, 20320, 28448, 32258, 32512, 35560, 40640, 56896, 64516, 65024, 71120, 80645, 81280, 112903, 113792, 129032, 142240, 161290, 162560, 225806, 227584, 258064, 284480, 322580, 325120, 451612, 455168, 516128, 564515, 568960, 645160, 903224, 1032256, 1129030, 1137920, 1290320, 1806448, 2064512, 2258060, 2275840, 2580640, 3612896, 4129024, 4516120, 5161280, 7225792, 8258048, 9032240, 10322560, 14451584, 18064480, 20645120, 28903168, 36128960, 41290240, 57806336, 72257920, 144515840, 289031680]

約数ペア:

[(1, 289031680), (2, 144515840), (4, 72257920), (5, 57806336), (7, 41290240), (8, 36128960), (10, 28903168), (14, 20645120), (16, 18064480), (20, 14451584), (28, 10322560), (32, 9032240), (35, 8258048), (40, 7225792), (56, 5161280), (64, 4516120), (70, 4129024), (80, 3612896), (112, 2580640), (127, 2275840), (128, 2258060), (140, 2064512), (160, 1806448), (224, 1290320), (254, 1137920), (256, 1129030), (280, 1032256), (320, 903224), (448, 645160), (508, 568960), (512, 564515), (560, 516128), (635, 455168), (640, 451612), (889, 325120), (896, 322580), (1016, 284480), (1120, 258064), (1270, 227584), (1280, 225806), (1778, 162560), (1792, 161290), (2032, 142240), (2240, 129032), (2540, 113792), (2560, 112903), (3556, 81280), (3584, 80645), (4064, 71120), (4445, 65024), (4480, 64516), (5080, 56896), (7112, 40640), (8128, 35560), (8890, 32512), (8960, 32258), (10160, 28448), (14224, 20320), (16129, 17920), (16256, 17780)]