210248840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{859}}^1$

素因数の和:1110

約数の個数: 64

約数和(自身を含む): 492264000

約数和(自身を除く): 282015160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 211, 232, 290, 422, 580, 844, 859, 1055, 1160, 1688, 1718, 2110, 3436, 4220, 4295, 6119, 6872, 8440, 8590, 12238, 17180, 24476, 24911, 30595, 34360, 48952, 49822, 61190, 99644, 122380, 124555, 181249, 199288, 244760, 249110, 362498, 498220, 724996, 906245, 996440, 1449992, 1812490, 3624980, 5256221, 7249960, 10512442, 21024884, 26281105, 42049768, 52562210, 105124420, 210248840]

約数ペア:

[(1, 210248840), (2, 105124420), (4, 52562210), (5, 42049768), (8, 26281105), (10, 21024884), (20, 10512442), (29, 7249960), (40, 5256221), (58, 3624980), (116, 1812490), (145, 1449992), (211, 996440), (232, 906245), (290, 724996), (422, 498220), (580, 362498), (844, 249110), (859, 244760), (1055, 199288), (1160, 181249), (1688, 124555), (1718, 122380), (2110, 99644), (3436, 61190), (4220, 49822), (4295, 48952), (6119, 34360), (6872, 30595), (8440, 24911), (8590, 24476), (12238, 17180)]