257650560

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1091}}^1$

素因数の和:1157

約数の個数: 192

約数和(自身を含む): 912234960

約数和(自身を除く): 654584400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 64, 72, 80, 82, 90, 96, 120, 123, 128, 144, 160, 164, 180, 192, 205, 240, 246, 288, 320, 328, 360, 369, 384, 410, 480, 492, 576, 615, 640, 656, 720, 738, 820, 960, 984, 1091, 1152, 1230, 1312, 1440, 1476, 1640, 1845, 1920, 1968, 2182, 2460, 2624, 2880, 2952, 3273, 3280, 3690, 3936, 4364, 4920, 5248, 5455, 5760, 5904, 6546, 6560, 7380, 7872, 8728, 9819, 9840, 10910, 11808, 13092, 13120, 14760, 15744, 16365, 17456, 19638, 19680, 21820, 23616, 26184, 26240, 29520, 32730, 34912, 39276, 39360, 43640, 44731, 47232, 49095, 52368, 59040, 65460, 69824, 78552, 78720, 87280, 89462, 98190, 104736, 118080, 130920, 134193, 139648, 157104, 174560, 178924, 196380, 209472, 223655, 236160, 261840, 268386, 314208, 349120, 357848, 392760, 402579, 418944, 447310, 523680, 536772, 628416, 670965, 698240, 715696, 785520, 805158, 894620, 1047360, 1073544, 1256832, 1341930, 1431392, 1571040, 1610316, 1789240, 2012895, 2094720, 2147088, 2683860, 2862784, 3142080, 3220632, 3578480, 4025790, 4294176, 5367720, 5725568, 6284160, 6441264, 7156960, 8051580, 8588352, 10735440, 12882528, 14313920, 16103160, 17176704, 21470880, 25765056, 28627840, 32206320, 42941760, 51530112, 64412640, 85883520, 128825280, 257650560]

約数ペア:

[(1, 257650560), (2, 128825280), (3, 85883520), (4, 64412640), (5, 51530112), (6, 42941760), (8, 32206320), (9, 28627840), (10, 25765056), (12, 21470880), (15, 17176704), (16, 16103160), (18, 14313920), (20, 12882528), (24, 10735440), (30, 8588352), (32, 8051580), (36, 7156960), (40, 6441264), (41, 6284160), (45, 5725568), (48, 5367720), (60, 4294176), (64, 4025790), (72, 3578480), (80, 3220632), (82, 3142080), (90, 2862784), (96, 2683860), (120, 2147088), (123, 2094720), (128, 2012895), (144, 1789240), (160, 1610316), (164, 1571040), (180, 1431392), (192, 1341930), (205, 1256832), (240, 1073544), (246, 1047360), (288, 894620), (320, 805158), (328, 785520), (360, 715696), (369, 698240), (384, 670965), (410, 628416), (480, 536772), (492, 523680), (576, 447310), (615, 418944), (640, 402579), (656, 392760), (720, 357848), (738, 349120), (820, 314208), (960, 268386), (984, 261840), (1091, 236160), (1152, 223655), (1230, 209472), (1312, 196380), (1440, 178924), (1476, 174560), (1640, 157104), (1845, 139648), (1920, 134193), (1968, 130920), (2182, 118080), (2460, 104736), (2624, 98190), (2880, 89462), (2952, 87280), (3273, 78720), (3280, 78552), (3690, 69824), (3936, 65460), (4364, 59040), (4920, 52368), (5248, 49095), (5455, 47232), (5760, 44731), (5904, 43640), (6546, 39360), (6560, 39276), (7380, 34912), (7872, 32730), (8728, 29520), (9819, 26240), (9840, 26184), (10910, 23616), (11808, 21820), (13092, 19680), (13120, 19638), (14760, 17456), (15744, 16365)]