209277216

素因数分解:

$2^5\times 3^3\times {\mathrm{43}}^2\times {\mathrm{131}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 629687520

約数和(自身を除く): 420410304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 72, 86, 96, 108, 129, 131, 144, 172, 216, 258, 262, 288, 344, 387, 393, 432, 516, 524, 688, 774, 786, 864, 1032, 1048, 1161, 1179, 1376, 1548, 1572, 1849, 2064, 2096, 2322, 2358, 3096, 3144, 3537, 3698, 4128, 4192, 4644, 4716, 5547, 5633, 6192, 6288, 7074, 7396, 9288, 9432, 11094, 11266, 12384, 12576, 14148, 14792, 16641, 16899, 18576, 18864, 22188, 22532, 28296, 29584, 33282, 33798, 37152, 37728, 44376, 45064, 49923, 50697, 56592, 59168, 66564, 67596, 88752, 90128, 99846, 101394, 113184, 133128, 135192, 152091, 177504, 180256, 199692, 202788, 242219, 266256, 270384, 304182, 399384, 405576, 484438, 532512, 540768, 608364, 726657, 798768, 811152, 968876, 1216728, 1453314, 1597536, 1622304, 1937752, 2179971, 2433456, 2906628, 3875504, 4359942, 4866912, 5813256, 6539913, 7751008, 8719884, 11626512, 13079826, 17439768, 23253024, 26159652, 34879536, 52319304, 69759072, 104638608, 209277216]

約数ペア:

[(1, 209277216), (2, 104638608), (3, 69759072), (4, 52319304), (6, 34879536), (8, 26159652), (9, 23253024), (12, 17439768), (16, 13079826), (18, 11626512), (24, 8719884), (27, 7751008), (32, 6539913), (36, 5813256), (43, 4866912), (48, 4359942), (54, 3875504), (72, 2906628), (86, 2433456), (96, 2179971), (108, 1937752), (129, 1622304), (131, 1597536), (144, 1453314), (172, 1216728), (216, 968876), (258, 811152), (262, 798768), (288, 726657), (344, 608364), (387, 540768), (393, 532512), (432, 484438), (516, 405576), (524, 399384), (688, 304182), (774, 270384), (786, 266256), (864, 242219), (1032, 202788), (1048, 199692), (1161, 180256), (1179, 177504), (1376, 152091), (1548, 135192), (1572, 133128), (1849, 113184), (2064, 101394), (2096, 99846), (2322, 90128), (2358, 88752), (3096, 67596), (3144, 66564), (3537, 59168), (3698, 56592), (4128, 50697), (4192, 49923), (4644, 45064), (4716, 44376), (5547, 37728), (5633, 37152), (6192, 33798), (6288, 33282), (7074, 29584), (7396, 28296), (9288, 22532), (9432, 22188), (11094, 18864), (11266, 18576), (12384, 16899), (12576, 16641), (14148, 14792)]