233259520

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 160

約数和(自身を含む): 620085312

約数和(自身を除く): 386825792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 104, 128, 130, 160, 163, 172, 208, 215, 256, 260, 320, 326, 344, 416, 430, 512, 520, 559, 640, 652, 688, 815, 832, 860, 1040, 1118, 1280, 1304, 1376, 1630, 1664, 1720, 2080, 2119, 2236, 2560, 2608, 2752, 2795, 3260, 3328, 3440, 4160, 4238, 4472, 5216, 5504, 5590, 6520, 6656, 6880, 7009, 8320, 8476, 8944, 10432, 10595, 11008, 11180, 13040, 13760, 14018, 16640, 16952, 17888, 20864, 21190, 22016, 22360, 26080, 27520, 28036, 33280, 33904, 35045, 35776, 41728, 42380, 44720, 52160, 55040, 56072, 67808, 70090, 71552, 83456, 84760, 89440, 91117, 104320, 110080, 112144, 135616, 140180, 143104, 169520, 178880, 182234, 208640, 224288, 271232, 280360, 286208, 339040, 357760, 364468, 417280, 448576, 455585, 542464, 560720, 678080, 715520, 728936, 897152, 911170, 1084928, 1121440, 1356160, 1431040, 1457872, 1794304, 1822340, 2242880, 2712320, 2915744, 3588608, 3644680, 4485760, 5424640, 5831488, 7289360, 8971520, 11662976, 14578720, 17943040, 23325952, 29157440, 46651904, 58314880, 116629760, 233259520]

約数ペア:

[(1, 233259520), (2, 116629760), (4, 58314880), (5, 46651904), (8, 29157440), (10, 23325952), (13, 17943040), (16, 14578720), (20, 11662976), (26, 8971520), (32, 7289360), (40, 5831488), (43, 5424640), (52, 4485760), (64, 3644680), (65, 3588608), (80, 2915744), (86, 2712320), (104, 2242880), (128, 1822340), (130, 1794304), (160, 1457872), (163, 1431040), (172, 1356160), (208, 1121440), (215, 1084928), (256, 911170), (260, 897152), (320, 728936), (326, 715520), (344, 678080), (416, 560720), (430, 542464), (512, 455585), (520, 448576), (559, 417280), (640, 364468), (652, 357760), (688, 339040), (815, 286208), (832, 280360), (860, 271232), (1040, 224288), (1118, 208640), (1280, 182234), (1304, 178880), (1376, 169520), (1630, 143104), (1664, 140180), (1720, 135616), (2080, 112144), (2119, 110080), (2236, 104320), (2560, 91117), (2608, 89440), (2752, 84760), (2795, 83456), (3260, 71552), (3328, 70090), (3440, 67808), (4160, 56072), (4238, 55040), (4472, 52160), (5216, 44720), (5504, 42380), (5590, 41728), (6520, 35776), (6656, 35045), (6880, 33904), (7009, 33280), (8320, 28036), (8476, 27520), (8944, 26080), (10432, 22360), (10595, 22016), (11008, 21190), (11180, 20864), (13040, 17888), (13760, 16952), (14018, 16640)]