2119590400

素因数分解:

$2^9\times 5^2\times {\mathrm{43}}^1\times {\mathrm{3851}}^1$

素因数の和:3922

約数の個数: 120

約数和(自身を含む): 5374972944

約数和(自身を除く): 3255382544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 128, 160, 172, 200, 215, 256, 320, 344, 400, 430, 512, 640, 688, 800, 860, 1075, 1280, 1376, 1600, 1720, 2150, 2560, 2752, 3200, 3440, 3851, 4300, 5504, 6400, 6880, 7702, 8600, 11008, 12800, 13760, 15404, 17200, 19255, 22016, 27520, 30808, 34400, 38510, 55040, 61616, 68800, 77020, 96275, 110080, 123232, 137600, 154040, 165593, 192550, 246464, 275200, 308080, 331186, 385100, 492928, 550400, 616160, 662372, 770200, 827965, 985856, 1232320, 1324744, 1540400, 1655930, 1971712, 2464640, 2649488, 3080800, 3311860, 4139825, 4929280, 5298976, 6161600, 6623720, 8279650, 9858560, 10597952, 12323200, 13247440, 16559300, 21195904, 24646400, 26494880, 33118600, 42391808, 49292800, 52989760, 66237200, 84783616, 105979520, 132474400, 211959040, 264948800, 423918080, 529897600, 1059795200, 2119590400]

約数ペア:

[(1, 2119590400), (2, 1059795200), (4, 529897600), (5, 423918080), (8, 264948800), (10, 211959040), (16, 132474400), (20, 105979520), (25, 84783616), (32, 66237200), (40, 52989760), (43, 49292800), (50, 42391808), (64, 33118600), (80, 26494880), (86, 24646400), (100, 21195904), (128, 16559300), (160, 13247440), (172, 12323200), (200, 10597952), (215, 9858560), (256, 8279650), (320, 6623720), (344, 6161600), (400, 5298976), (430, 4929280), (512, 4139825), (640, 3311860), (688, 3080800), (800, 2649488), (860, 2464640), (1075, 1971712), (1280, 1655930), (1376, 1540400), (1600, 1324744), (1720, 1232320), (2150, 985856), (2560, 827965), (2752, 770200), (3200, 662372), (3440, 616160), (3851, 550400), (4300, 492928), (5504, 385100), (6400, 331186), (6880, 308080), (7702, 275200), (8600, 246464), (11008, 192550), (12800, 165593), (13760, 154040), (15404, 137600), (17200, 123232), (19255, 110080), (22016, 96275), (27520, 77020), (30808, 68800), (34400, 61616), (38510, 55040)]