205514654080

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{17011}}^1$

素因数の和:17512

約数の個数: 128

約数和(自身を含む): 503909049600

約数和(自身を除く): 298394395520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 439, 640, 688, 860, 878, 1376, 1720, 1756, 2195, 2752, 3440, 3512, 4390, 5504, 6880, 7024, 8780, 13760, 14048, 17011, 17560, 18877, 27520, 28096, 34022, 35120, 37754, 56192, 68044, 70240, 75508, 85055, 94385, 136088, 140480, 151016, 170110, 188770, 272176, 280960, 302032, 340220, 377540, 544352, 604064, 680440, 731473, 755080, 1088704, 1208128, 1360880, 1462946, 1510160, 2177408, 2416256, 2721760, 2925892, 3020320, 3657365, 5443520, 5851784, 6040640, 7314730, 7467829, 10887040, 11703568, 12081280, 14629460, 14935658, 23407136, 29258920, 29871316, 37339145, 46814272, 58517840, 59742632, 74678290, 93628544, 117035680, 119485264, 149356580, 234071360, 238970528, 298713160, 321116647, 468142720, 477941056, 597426320, 642233294, 955882112, 1194852640, 1284466588, 1605583235, 2389705280, 2568933176, 3211166470, 4779410560, 5137866352, 6422332940, 10275732704, 12844665880, 20551465408, 25689331760, 41102930816, 51378663520, 102757327040, 205514654080]

約数ペア:

[(1, 205514654080), (2, 102757327040), (4, 51378663520), (5, 41102930816), (8, 25689331760), (10, 20551465408), (16, 12844665880), (20, 10275732704), (32, 6422332940), (40, 5137866352), (43, 4779410560), (64, 3211166470), (80, 2568933176), (86, 2389705280), (128, 1605583235), (160, 1284466588), (172, 1194852640), (215, 955882112), (320, 642233294), (344, 597426320), (430, 477941056), (439, 468142720), (640, 321116647), (688, 298713160), (860, 238970528), (878, 234071360), (1376, 149356580), (1720, 119485264), (1756, 117035680), (2195, 93628544), (2752, 74678290), (3440, 59742632), (3512, 58517840), (4390, 46814272), (5504, 37339145), (6880, 29871316), (7024, 29258920), (8780, 23407136), (13760, 14935658), (14048, 14629460), (17011, 12081280), (17560, 11703568), (18877, 10887040), (27520, 7467829), (28096, 7314730), (34022, 6040640), (35120, 5851784), (37754, 5443520), (56192, 3657365), (68044, 3020320), (70240, 2925892), (75508, 2721760), (85055, 2416256), (94385, 2177408), (136088, 1510160), (140480, 1462946), (151016, 1360880), (170110, 1208128), (188770, 1088704), (272176, 755080), (280960, 731473), (302032, 680440), (340220, 604064), (377540, 544352)]