128657280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{593}}^1$

素因数の和:728

約数の個数: 128

約数和(自身を含む): 414421920

約数和(自身を除く): 285764640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 113, 120, 128, 160, 192, 226, 240, 320, 339, 384, 452, 480, 565, 593, 640, 678, 904, 960, 1130, 1186, 1356, 1695, 1779, 1808, 1920, 2260, 2372, 2712, 2965, 3390, 3558, 3616, 4520, 4744, 5424, 5930, 6780, 7116, 7232, 8895, 9040, 9488, 10848, 11860, 13560, 14232, 14464, 17790, 18080, 18976, 21696, 23720, 27120, 28464, 35580, 36160, 37952, 43392, 47440, 54240, 56928, 67009, 71160, 72320, 75904, 94880, 108480, 113856, 134018, 142320, 189760, 201027, 216960, 227712, 268036, 284640, 335045, 379520, 402054, 536072, 569280, 670090, 804108, 1005135, 1072144, 1138560, 1340180, 1608216, 2010270, 2144288, 2680360, 3216432, 4020540, 4288576, 5360720, 6432864, 8041080, 8577152, 10721440, 12865728, 16082160, 21442880, 25731456, 32164320, 42885760, 64328640, 128657280]

約数ペア:

[(1, 128657280), (2, 64328640), (3, 42885760), (4, 32164320), (5, 25731456), (6, 21442880), (8, 16082160), (10, 12865728), (12, 10721440), (15, 8577152), (16, 8041080), (20, 6432864), (24, 5360720), (30, 4288576), (32, 4020540), (40, 3216432), (48, 2680360), (60, 2144288), (64, 2010270), (80, 1608216), (96, 1340180), (113, 1138560), (120, 1072144), (128, 1005135), (160, 804108), (192, 670090), (226, 569280), (240, 536072), (320, 402054), (339, 379520), (384, 335045), (452, 284640), (480, 268036), (565, 227712), (593, 216960), (640, 201027), (678, 189760), (904, 142320), (960, 134018), (1130, 113856), (1186, 108480), (1356, 94880), (1695, 75904), (1779, 72320), (1808, 71160), (1920, 67009), (2260, 56928), (2372, 54240), (2712, 47440), (2965, 43392), (3390, 37952), (3558, 36160), (3616, 35580), (4520, 28464), (4744, 27120), (5424, 23720), (5930, 21696), (6780, 18976), (7116, 18080), (7232, 17790), (8895, 14464), (9040, 14232), (9488, 13560), (10848, 11860)]