1323242880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{1117}}^1$

素因数の和:1756

約数の個数: 128

約数和(自身を含む): 4228454880

約数和(自身を除く): 2905212000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 617, 640, 960, 1117, 1234, 1851, 1920, 2234, 2468, 3085, 3351, 3702, 4468, 4936, 5585, 6170, 6702, 7404, 8936, 9255, 9872, 11170, 12340, 13404, 14808, 16755, 17872, 18510, 19744, 22340, 24680, 26808, 29616, 33510, 35744, 37020, 39488, 44680, 49360, 53616, 59232, 67020, 71488, 74040, 78976, 89360, 98720, 107232, 118464, 134040, 142976, 148080, 178720, 197440, 214464, 236928, 268080, 296160, 357440, 394880, 428928, 536160, 592320, 689189, 714880, 1072320, 1184640, 1378378, 2067567, 2144640, 2756756, 3445945, 4135134, 5513512, 6891890, 8270268, 10337835, 11027024, 13783780, 16540536, 20675670, 22054048, 27567560, 33081072, 41351340, 44108096, 55135120, 66162144, 82702680, 88216192, 110270240, 132324288, 165405360, 220540480, 264648576, 330810720, 441080960, 661621440, 1323242880]

約数ペア:

[(1, 1323242880), (2, 661621440), (3, 441080960), (4, 330810720), (5, 264648576), (6, 220540480), (8, 165405360), (10, 132324288), (12, 110270240), (15, 88216192), (16, 82702680), (20, 66162144), (24, 55135120), (30, 44108096), (32, 41351340), (40, 33081072), (48, 27567560), (60, 22054048), (64, 20675670), (80, 16540536), (96, 13783780), (120, 11027024), (128, 10337835), (160, 8270268), (192, 6891890), (240, 5513512), (320, 4135134), (384, 3445945), (480, 2756756), (617, 2144640), (640, 2067567), (960, 1378378), (1117, 1184640), (1234, 1072320), (1851, 714880), (1920, 689189), (2234, 592320), (2468, 536160), (3085, 428928), (3351, 394880), (3702, 357440), (4468, 296160), (4936, 268080), (5585, 236928), (6170, 214464), (6702, 197440), (7404, 178720), (8936, 148080), (9255, 142976), (9872, 134040), (11170, 118464), (12340, 107232), (13404, 98720), (14808, 89360), (16755, 78976), (17872, 74040), (18510, 71488), (19744, 67020), (22340, 59232), (24680, 53616), (26808, 49360), (29616, 44680), (33510, 39488), (35744, 37020)]