217511000

素因数分解:

$2^3\times 5^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:251

約数の個数: 192

約数和(自身を含む): 621017280

約数和(自身を除く): 403506280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 49, 50, 56, 70, 92, 98, 100, 115, 125, 140, 161, 175, 184, 193, 196, 200, 230, 245, 250, 280, 322, 350, 386, 392, 460, 490, 500, 575, 644, 700, 772, 805, 875, 920, 965, 980, 1000, 1127, 1150, 1225, 1288, 1351, 1400, 1544, 1610, 1750, 1930, 1960, 2254, 2300, 2450, 2702, 2875, 3220, 3500, 3860, 4025, 4439, 4508, 4600, 4825, 4900, 5404, 5635, 5750, 6125, 6440, 6755, 7000, 7720, 8050, 8878, 9016, 9457, 9650, 9800, 10808, 11270, 11500, 12250, 13510, 16100, 17756, 18914, 19300, 20125, 22195, 22540, 23000, 24125, 24500, 27020, 28175, 31073, 32200, 33775, 35512, 37828, 38600, 40250, 44390, 45080, 47285, 48250, 49000, 54040, 56350, 62146, 67550, 75656, 80500, 88780, 94570, 96500, 110975, 112700, 124292, 135100, 140875, 155365, 161000, 168875, 177560, 189140, 193000, 217511, 221950, 225400, 236425, 248584, 270200, 281750, 310730, 337750, 378280, 435022, 443900, 472850, 554875, 563500, 621460, 675500, 776825, 870044, 887800, 945700, 1087555, 1109750, 1127000, 1182125, 1242920, 1351000, 1553650, 1740088, 1891400, 2175110, 2219500, 2364250, 3107300, 3884125, 4350220, 4439000, 4728500, 5437775, 6214600, 7768250, 8700440, 9457000, 10875550, 15536500, 21751100, 27188875, 31073000, 43502200, 54377750, 108755500, 217511000]

約数ペア:

[(1, 217511000), (2, 108755500), (4, 54377750), (5, 43502200), (7, 31073000), (8, 27188875), (10, 21751100), (14, 15536500), (20, 10875550), (23, 9457000), (25, 8700440), (28, 7768250), (35, 6214600), (40, 5437775), (46, 4728500), (49, 4439000), (50, 4350220), (56, 3884125), (70, 3107300), (92, 2364250), (98, 2219500), (100, 2175110), (115, 1891400), (125, 1740088), (140, 1553650), (161, 1351000), (175, 1242920), (184, 1182125), (193, 1127000), (196, 1109750), (200, 1087555), (230, 945700), (245, 887800), (250, 870044), (280, 776825), (322, 675500), (350, 621460), (386, 563500), (392, 554875), (460, 472850), (490, 443900), (500, 435022), (575, 378280), (644, 337750), (700, 310730), (772, 281750), (805, 270200), (875, 248584), (920, 236425), (965, 225400), (980, 221950), (1000, 217511), (1127, 193000), (1150, 189140), (1225, 177560), (1288, 168875), (1351, 161000), (1400, 155365), (1544, 140875), (1610, 135100), (1750, 124292), (1930, 112700), (1960, 110975), (2254, 96500), (2300, 94570), (2450, 88780), (2702, 80500), (2875, 75656), (3220, 67550), (3500, 62146), (3860, 56350), (4025, 54040), (4439, 49000), (4508, 48250), (4600, 47285), (4825, 45080), (4900, 44390), (5404, 40250), (5635, 38600), (5750, 37828), (6125, 35512), (6440, 33775), (6755, 32200), (7000, 31073), (7720, 28175), (8050, 27020), (8878, 24500), (9016, 24125), (9457, 23000), (9650, 22540), (9800, 22195), (10808, 20125), (11270, 19300), (11500, 18914), (12250, 17756), (13510, 16100)]