209346560

素因数分解:

$2^{13}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:319

約数の個数: 112

約数和(自身を含む): 530809200

約数和(自身を除く): 321462640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 269, 304, 320, 380, 512, 538, 608, 640, 760, 1024, 1076, 1216, 1280, 1345, 1520, 2048, 2152, 2432, 2560, 2690, 3040, 4096, 4304, 4864, 5111, 5120, 5380, 6080, 8192, 8608, 9728, 10222, 10240, 10760, 12160, 17216, 19456, 20444, 20480, 21520, 24320, 25555, 34432, 38912, 40888, 40960, 43040, 48640, 51110, 68864, 77824, 81776, 86080, 97280, 102220, 137728, 155648, 163552, 172160, 194560, 204440, 275456, 327104, 344320, 389120, 408880, 550912, 654208, 688640, 778240, 817760, 1101824, 1308416, 1377280, 1635520, 2203648, 2616832, 2754560, 3271040, 5233664, 5509120, 6542080, 10467328, 11018240, 13084160, 20934656, 26168320, 41869312, 52336640, 104673280, 209346560]

約数ペア:

[(1, 209346560), (2, 104673280), (4, 52336640), (5, 41869312), (8, 26168320), (10, 20934656), (16, 13084160), (19, 11018240), (20, 10467328), (32, 6542080), (38, 5509120), (40, 5233664), (64, 3271040), (76, 2754560), (80, 2616832), (95, 2203648), (128, 1635520), (152, 1377280), (160, 1308416), (190, 1101824), (256, 817760), (269, 778240), (304, 688640), (320, 654208), (380, 550912), (512, 408880), (538, 389120), (608, 344320), (640, 327104), (760, 275456), (1024, 204440), (1076, 194560), (1216, 172160), (1280, 163552), (1345, 155648), (1520, 137728), (2048, 102220), (2152, 97280), (2432, 86080), (2560, 81776), (2690, 77824), (3040, 68864), (4096, 51110), (4304, 48640), (4864, 43040), (5111, 40960), (5120, 40888), (5380, 38912), (6080, 34432), (8192, 25555), (8608, 24320), (9728, 21520), (10222, 20480), (10240, 20444), (10760, 19456), (12160, 17216)]