495655680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9929}}^1$

素因数の和:9966

約数の個数: 144

約数和(自身を含む): 1704941280

約数和(自身を除く): 1209285600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4992, 6240, 8320, 9929, 9984, 12480, 16640, 19858, 24960, 29787, 39716, 49645, 49920, 59574, 79432, 99290, 119148, 129077, 148935, 158864, 198580, 238296, 258154, 297870, 317728, 387231, 397160, 476592, 516308, 595740, 635456, 645385, 774462, 794320, 953184, 1032616, 1191480, 1270912, 1290770, 1548924, 1588640, 1906368, 1936155, 2065232, 2382960, 2541824, 2581540, 3097848, 3177280, 3812736, 3872310, 4130464, 4765920, 5163080, 6195696, 6354560, 7625472, 7744620, 8260928, 9531840, 10326160, 12391392, 12709120, 15489240, 16521856, 19063680, 20652320, 24782784, 30978480, 33043712, 38127360, 41304640, 49565568, 61956960, 82609280, 99131136, 123913920, 165218560, 247827840, 495655680]

約数ペア:

[(1, 495655680), (2, 247827840), (3, 165218560), (4, 123913920), (5, 99131136), (6, 82609280), (8, 61956960), (10, 49565568), (12, 41304640), (13, 38127360), (15, 33043712), (16, 30978480), (20, 24782784), (24, 20652320), (26, 19063680), (30, 16521856), (32, 15489240), (39, 12709120), (40, 12391392), (48, 10326160), (52, 9531840), (60, 8260928), (64, 7744620), (65, 7625472), (78, 6354560), (80, 6195696), (96, 5163080), (104, 4765920), (120, 4130464), (128, 3872310), (130, 3812736), (156, 3177280), (160, 3097848), (192, 2581540), (195, 2541824), (208, 2382960), (240, 2065232), (256, 1936155), (260, 1906368), (312, 1588640), (320, 1548924), (384, 1290770), (390, 1270912), (416, 1191480), (480, 1032616), (520, 953184), (624, 794320), (640, 774462), (768, 645385), (780, 635456), (832, 595740), (960, 516308), (1040, 476592), (1248, 397160), (1280, 387231), (1560, 317728), (1664, 297870), (1920, 258154), (2080, 238296), (2496, 198580), (3120, 158864), (3328, 148935), (3840, 129077), (4160, 119148), (4992, 99290), (6240, 79432), (8320, 59574), (9929, 49920), (9984, 49645), (12480, 39716), (16640, 29787), (19858, 24960)]