249533440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:224

約数の個数: 176

約数和(自身を含む): 676787328

約数和(自身を除く): 427253888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 163, 184, 208, 230, 256, 260, 299, 320, 326, 368, 416, 460, 512, 520, 598, 640, 652, 736, 815, 832, 920, 1024, 1040, 1196, 1280, 1304, 1472, 1495, 1630, 1664, 1840, 2080, 2119, 2392, 2560, 2608, 2944, 2990, 3260, 3328, 3680, 3749, 4160, 4238, 4784, 5120, 5216, 5888, 5980, 6520, 6656, 7360, 7498, 8320, 8476, 9568, 10432, 10595, 11776, 11960, 13040, 13312, 14720, 14996, 16640, 16952, 18745, 19136, 20864, 21190, 23552, 23920, 26080, 29440, 29992, 33280, 33904, 37490, 38272, 41728, 42380, 47840, 48737, 52160, 58880, 59984, 66560, 67808, 74980, 76544, 83456, 84760, 95680, 97474, 104320, 117760, 119968, 135616, 149960, 153088, 166912, 169520, 191360, 194948, 208640, 239936, 243685, 271232, 299920, 306176, 339040, 382720, 389896, 417280, 479872, 487370, 542464, 599840, 678080, 765440, 779792, 834560, 959744, 974740, 1084928, 1199680, 1356160, 1530880, 1559584, 1919488, 1949480, 2169856, 2399360, 2712320, 3119168, 3838976, 3898960, 4798720, 5424640, 6238336, 7797920, 9597440, 10849280, 12476672, 15595840, 19194880, 24953344, 31191680, 49906688, 62383360, 124766720, 249533440]

約数ペア:

[(1, 249533440), (2, 124766720), (4, 62383360), (5, 49906688), (8, 31191680), (10, 24953344), (13, 19194880), (16, 15595840), (20, 12476672), (23, 10849280), (26, 9597440), (32, 7797920), (40, 6238336), (46, 5424640), (52, 4798720), (64, 3898960), (65, 3838976), (80, 3119168), (92, 2712320), (104, 2399360), (115, 2169856), (128, 1949480), (130, 1919488), (160, 1559584), (163, 1530880), (184, 1356160), (208, 1199680), (230, 1084928), (256, 974740), (260, 959744), (299, 834560), (320, 779792), (326, 765440), (368, 678080), (416, 599840), (460, 542464), (512, 487370), (520, 479872), (598, 417280), (640, 389896), (652, 382720), (736, 339040), (815, 306176), (832, 299920), (920, 271232), (1024, 243685), (1040, 239936), (1196, 208640), (1280, 194948), (1304, 191360), (1472, 169520), (1495, 166912), (1630, 153088), (1664, 149960), (1840, 135616), (2080, 119968), (2119, 117760), (2392, 104320), (2560, 97474), (2608, 95680), (2944, 84760), (2990, 83456), (3260, 76544), (3328, 74980), (3680, 67808), (3749, 66560), (4160, 59984), (4238, 58880), (4784, 52160), (5120, 48737), (5216, 47840), (5888, 42380), (5980, 41728), (6520, 38272), (6656, 37490), (7360, 33904), (7498, 33280), (8320, 29992), (8476, 29440), (9568, 26080), (10432, 23920), (10595, 23552), (11776, 21190), (11960, 20864), (13040, 19136), (13312, 18745), (14720, 16952), (14996, 16640)]