2642205440

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:547

約数の個数: 216

約数和(自身を含む): 7451851680

約数和(自身を除く): 4809646240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 103, 112, 128, 140, 160, 196, 206, 224, 245, 256, 280, 320, 392, 409, 412, 448, 490, 515, 560, 640, 721, 784, 818, 824, 896, 980, 1030, 1120, 1280, 1442, 1568, 1636, 1648, 1792, 1960, 2045, 2060, 2240, 2863, 2884, 3136, 3272, 3296, 3605, 3920, 4090, 4120, 4480, 5047, 5726, 5768, 6272, 6544, 6592, 7210, 7840, 8180, 8240, 8960, 10094, 11452, 11536, 12544, 13088, 13184, 14315, 14420, 15680, 16360, 16480, 20041, 20188, 22904, 23072, 25235, 26176, 26368, 28630, 28840, 31360, 32720, 32960, 40082, 40376, 42127, 45808, 46144, 50470, 52352, 57260, 57680, 62720, 65440, 65920, 80164, 80752, 84254, 91616, 92288, 100205, 100940, 104704, 114520, 115360, 130880, 131840, 160328, 161504, 168508, 183232, 184576, 200410, 201880, 210635, 229040, 230720, 261760, 294889, 320656, 323008, 337016, 366464, 400820, 403760, 421270, 458080, 461440, 523520, 589778, 641312, 646016, 674032, 732928, 801640, 807520, 842540, 916160, 922880, 1179556, 1282624, 1292032, 1348064, 1474445, 1603280, 1615040, 1685080, 1832320, 2064223, 2359112, 2565248, 2696128, 2948890, 3206560, 3230080, 3370160, 3664640, 4128446, 4718224, 5130496, 5392256, 5897780, 6413120, 6460160, 6740320, 8256892, 9436448, 10321115, 10784512, 11795560, 12826240, 13480640, 16513784, 18872896, 20642230, 23591120, 25652480, 26961280, 33027568, 37745792, 41284460, 47182240, 53922560, 66055136, 75491584, 82568920, 94364480, 132110272, 165137840, 188728960, 264220544, 330275680, 377457920, 528441088, 660551360, 1321102720, 2642205440]

約数ペア:

[(1, 2642205440), (2, 1321102720), (4, 660551360), (5, 528441088), (7, 377457920), (8, 330275680), (10, 264220544), (14, 188728960), (16, 165137840), (20, 132110272), (28, 94364480), (32, 82568920), (35, 75491584), (40, 66055136), (49, 53922560), (56, 47182240), (64, 41284460), (70, 37745792), (80, 33027568), (98, 26961280), (103, 25652480), (112, 23591120), (128, 20642230), (140, 18872896), (160, 16513784), (196, 13480640), (206, 12826240), (224, 11795560), (245, 10784512), (256, 10321115), (280, 9436448), (320, 8256892), (392, 6740320), (409, 6460160), (412, 6413120), (448, 5897780), (490, 5392256), (515, 5130496), (560, 4718224), (640, 4128446), (721, 3664640), (784, 3370160), (818, 3230080), (824, 3206560), (896, 2948890), (980, 2696128), (1030, 2565248), (1120, 2359112), (1280, 2064223), (1442, 1832320), (1568, 1685080), (1636, 1615040), (1648, 1603280), (1792, 1474445), (1960, 1348064), (2045, 1292032), (2060, 1282624), (2240, 1179556), (2863, 922880), (2884, 916160), (3136, 842540), (3272, 807520), (3296, 801640), (3605, 732928), (3920, 674032), (4090, 646016), (4120, 641312), (4480, 589778), (5047, 523520), (5726, 461440), (5768, 458080), (6272, 421270), (6544, 403760), (6592, 400820), (7210, 366464), (7840, 337016), (8180, 323008), (8240, 320656), (8960, 294889), (10094, 261760), (11452, 230720), (11536, 229040), (12544, 210635), (13088, 201880), (13184, 200410), (14315, 184576), (14420, 183232), (15680, 168508), (16360, 161504), (16480, 160328), (20041, 131840), (20188, 130880), (22904, 115360), (23072, 114520), (25235, 104704), (26176, 100940), (26368, 100205), (28630, 92288), (28840, 91616), (31360, 84254), (32720, 80752), (32960, 80164), (40082, 65920), (40376, 65440), (42127, 62720), (45808, 57680), (46144, 57260), (50470, 52352)]