128000071680

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{320513}}^1$

素因数の和:320556

約数の個数: 192

約数和(自身を含む): 441001622880

約数和(自身を除く): 313001551200

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, 512, 520, 624, 640, 768, 780, 832, 960, 1024, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2048, 2080, 2496, 2560, 3072, 3120, 3328, 3840, 4160, 4992, 5120, 6144, 6240, 6656, 7680, 8320, 9984, 10240, 12480, 13312, 15360, 16640, 19968, 24960, 26624, 30720, 33280, 39936, 49920, 66560, 79872, 99840, 133120, 199680, 320513, 399360, 641026, 961539, 1282052, 1602565, 1923078, 2564104, 3205130, 3846156, 4166669, 4807695, 5128208, 6410260, 7692312, 8333338, 9615390, 10256416, 12500007, 12820520, 15384624, 16666676, 19230780, 20512832, 20833345, 25000014, 25641040, 30769248, 33333352, 38461560, 41025664, 41666690, 50000028, 51282080, 61538496, 62500035, 66666704, 76923120, 82051328, 83333380, 100000056, 102564160, 123076992, 125000070, 133333408, 153846240, 164102656, 166666760, 200000112, 205128320, 246153984, 250000140, 266666816, 307692480, 328205312, 333333520, 400000224, 410256640, 492307968, 500000280, 533333632, 615384960, 656410624, 666667040, 800000448, 820513280, 984615936, 1000000560, 1066667264, 1230769920, 1333334080, 1600000896, 1641026560, 1969231872, 2000001120, 2133334528, 2461539840, 2666668160, 3200001792, 3282053120, 4000002240, 4266669056, 4923079680, 5333336320, 6400003584, 8000004480, 8533338112, 9846159360, 10666672640, 12800007168, 16000008960, 21333345280, 25600014336, 32000017920, 42666690560, 64000035840, 128000071680]

約数ペア:

[(1, 128000071680), (2, 64000035840), (3, 42666690560), (4, 32000017920), (5, 25600014336), (6, 21333345280), (8, 16000008960), (10, 12800007168), (12, 10666672640), (13, 9846159360), (15, 8533338112), (16, 8000004480), (20, 6400003584), (24, 5333336320), (26, 4923079680), (30, 4266669056), (32, 4000002240), (39, 3282053120), (40, 3200001792), (48, 2666668160), (52, 2461539840), (60, 2133334528), (64, 2000001120), (65, 1969231872), (78, 1641026560), (80, 1600000896), (96, 1333334080), (104, 1230769920), (120, 1066667264), (128, 1000000560), (130, 984615936), (156, 820513280), (160, 800000448), (192, 666667040), (195, 656410624), (208, 615384960), (240, 533333632), (256, 500000280), (260, 492307968), (312, 410256640), (320, 400000224), (384, 333333520), (390, 328205312), (416, 307692480), (480, 266666816), (512, 250000140), (520, 246153984), (624, 205128320), (640, 200000112), (768, 166666760), (780, 164102656), (832, 153846240), (960, 133333408), (1024, 125000070), (1040, 123076992), (1248, 102564160), (1280, 100000056), (1536, 83333380), (1560, 82051328), (1664, 76923120), (1920, 66666704), (2048, 62500035), (2080, 61538496), (2496, 51282080), (2560, 50000028), (3072, 41666690), (3120, 41025664), (3328, 38461560), (3840, 33333352), (4160, 30769248), (4992, 25641040), (5120, 25000014), (6144, 20833345), (6240, 20512832), (6656, 19230780), (7680, 16666676), (8320, 15384624), (9984, 12820520), (10240, 12500007), (12480, 10256416), (13312, 9615390), (15360, 8333338), (16640, 7692312), (19968, 6410260), (24960, 5128208), (26624, 4807695), (30720, 4166669), (33280, 3846156), (39936, 3205130), (49920, 2564104), (66560, 1923078), (79872, 1602565), (99840, 1282052), (133120, 961539), (199680, 641026), (320513, 399360)]