12780288

素因数分解:

$2^8\times 3^3\times {\mathrm{43}}^2$

素因数の和:111

約数の個数: 108

約数和(自身を含む): 38692920

約数和(自身を除く): 25912632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 64, 72, 86, 96, 108, 128, 129, 144, 172, 192, 216, 256, 258, 288, 344, 384, 387, 432, 516, 576, 688, 768, 774, 864, 1032, 1152, 1161, 1376, 1548, 1728, 1849, 2064, 2304, 2322, 2752, 3096, 3456, 3698, 4128, 4644, 5504, 5547, 6192, 6912, 7396, 8256, 9288, 11008, 11094, 12384, 14792, 16512, 16641, 18576, 22188, 24768, 29584, 33024, 33282, 37152, 44376, 49536, 49923, 59168, 66564, 74304, 88752, 99072, 99846, 118336, 133128, 148608, 177504, 199692, 236672, 266256, 297216, 355008, 399384, 473344, 532512, 710016, 798768, 1065024, 1420032, 1597536, 2130048, 3195072, 4260096, 6390144, 12780288]

約数ペア:

[(1, 12780288), (2, 6390144), (3, 4260096), (4, 3195072), (6, 2130048), (8, 1597536), (9, 1420032), (12, 1065024), (16, 798768), (18, 710016), (24, 532512), (27, 473344), (32, 399384), (36, 355008), (43, 297216), (48, 266256), (54, 236672), (64, 199692), (72, 177504), (86, 148608), (96, 133128), (108, 118336), (128, 99846), (129, 99072), (144, 88752), (172, 74304), (192, 66564), (216, 59168), (256, 49923), (258, 49536), (288, 44376), (344, 37152), (384, 33282), (387, 33024), (432, 29584), (516, 24768), (576, 22188), (688, 18576), (768, 16641), (774, 16512), (864, 14792), (1032, 12384), (1152, 11094), (1161, 11008), (1376, 9288), (1548, 8256), (1728, 7396), (1849, 6912), (2064, 6192), (2304, 5547), (2322, 5504), (2752, 4644), (3096, 4128), (3456, 3698)]