305567080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:819

約数の個数: 128

約数和(自身を含む): 854138880

約数和(自身を除く): 548571800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 127, 130, 140, 182, 254, 260, 280, 364, 455, 508, 520, 635, 661, 728, 889, 910, 1016, 1270, 1322, 1651, 1778, 1820, 2540, 2644, 3302, 3305, 3556, 3640, 4445, 4627, 5080, 5288, 6604, 6610, 7112, 8255, 8593, 8890, 9254, 11557, 13208, 13220, 16510, 17186, 17780, 18508, 23114, 23135, 26440, 33020, 34372, 35560, 37016, 42965, 46228, 46270, 57785, 60151, 66040, 68744, 83947, 85930, 92456, 92540, 115570, 120302, 167894, 171860, 185080, 231140, 240604, 300755, 335788, 343720, 419735, 462280, 481208, 587629, 601510, 671576, 839470, 1091311, 1175258, 1203020, 1678940, 2182622, 2350516, 2406040, 2938145, 3357880, 4365244, 4701032, 5456555, 5876290, 7639177, 8730488, 10913110, 11752580, 15278354, 21826220, 23505160, 30556708, 38195885, 43652440, 61113416, 76391770, 152783540, 305567080]

約数ペア:

[(1, 305567080), (2, 152783540), (4, 76391770), (5, 61113416), (7, 43652440), (8, 38195885), (10, 30556708), (13, 23505160), (14, 21826220), (20, 15278354), (26, 11752580), (28, 10913110), (35, 8730488), (40, 7639177), (52, 5876290), (56, 5456555), (65, 4701032), (70, 4365244), (91, 3357880), (104, 2938145), (127, 2406040), (130, 2350516), (140, 2182622), (182, 1678940), (254, 1203020), (260, 1175258), (280, 1091311), (364, 839470), (455, 671576), (508, 601510), (520, 587629), (635, 481208), (661, 462280), (728, 419735), (889, 343720), (910, 335788), (1016, 300755), (1270, 240604), (1322, 231140), (1651, 185080), (1778, 171860), (1820, 167894), (2540, 120302), (2644, 115570), (3302, 92540), (3305, 92456), (3556, 85930), (3640, 83947), (4445, 68744), (4627, 66040), (5080, 60151), (5288, 57785), (6604, 46270), (6610, 46228), (7112, 42965), (8255, 37016), (8593, 35560), (8890, 34372), (9254, 33020), (11557, 26440), (13208, 23135), (13220, 23114), (16510, 18508), (17186, 17780)]