20566273920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{249107}}^1$

素因数の和:249172

約数の個数: 128

約数和(自身を含む): 67079802240

約数和(自身を除く): 46513528320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 258, 320, 344, 384, 430, 480, 516, 640, 645, 688, 860, 960, 1032, 1290, 1376, 1720, 1920, 2064, 2580, 2752, 3440, 4128, 5160, 5504, 6880, 8256, 10320, 13760, 16512, 20640, 27520, 41280, 82560, 249107, 498214, 747321, 996428, 1245535, 1494642, 1992856, 2491070, 2989284, 3736605, 3985712, 4982140, 5978568, 7473210, 7971424, 9964280, 10711601, 11957136, 14946420, 15942848, 19928560, 21423202, 23914272, 29892840, 31885696, 32134803, 39857120, 42846404, 47828544, 53558005, 59785680, 64269606, 79714240, 85692808, 95657088, 107116010, 119571360, 128539212, 159428480, 160674015, 171385616, 214232020, 239142720, 257078424, 321348030, 342771232, 428464040, 478285440, 514156848, 642696060, 685542464, 856928080, 1028313696, 1285392120, 1371084928, 1713856160, 2056627392, 2570784240, 3427712320, 4113254784, 5141568480, 6855424640, 10283136960, 20566273920]

約数ペア:

[(1, 20566273920), (2, 10283136960), (3, 6855424640), (4, 5141568480), (5, 4113254784), (6, 3427712320), (8, 2570784240), (10, 2056627392), (12, 1713856160), (15, 1371084928), (16, 1285392120), (20, 1028313696), (24, 856928080), (30, 685542464), (32, 642696060), (40, 514156848), (43, 478285440), (48, 428464040), (60, 342771232), (64, 321348030), (80, 257078424), (86, 239142720), (96, 214232020), (120, 171385616), (128, 160674015), (129, 159428480), (160, 128539212), (172, 119571360), (192, 107116010), (215, 95657088), (240, 85692808), (258, 79714240), (320, 64269606), (344, 59785680), (384, 53558005), (430, 47828544), (480, 42846404), (516, 39857120), (640, 32134803), (645, 31885696), (688, 29892840), (860, 23914272), (960, 21423202), (1032, 19928560), (1290, 15942848), (1376, 14946420), (1720, 11957136), (1920, 10711601), (2064, 9964280), (2580, 7971424), (2752, 7473210), (3440, 5978568), (4128, 4982140), (5160, 3985712), (5504, 3736605), (6880, 2989284), (8256, 2491070), (10320, 1992856), (13760, 1494642), (16512, 1245535), (20640, 996428), (27520, 747321), (41280, 498214), (82560, 249107)]