80023680

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1$

素因数の和:460

約数の個数: 256

約数和(自身を含む): 309916800

約数和(自身を除く): 229893120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 128, 132, 135, 144, 160, 165, 176, 180, 192, 198, 216, 220, 240, 264, 270, 288, 297, 320, 330, 352, 360, 384, 396, 421, 432, 440, 480, 495, 528, 540, 576, 594, 640, 660, 704, 720, 792, 842, 864, 880, 960, 990, 1056, 1080, 1152, 1188, 1263, 1320, 1408, 1440, 1485, 1584, 1684, 1728, 1760, 1920, 1980, 2105, 2112, 2160, 2376, 2526, 2640, 2880, 2970, 3168, 3368, 3456, 3520, 3789, 3960, 4210, 4224, 4320, 4631, 4752, 5052, 5280, 5760, 5940, 6315, 6336, 6736, 7040, 7578, 7920, 8420, 8640, 9262, 9504, 10104, 10560, 11367, 11880, 12630, 12672, 13472, 13893, 15156, 15840, 16840, 17280, 18524, 18945, 19008, 20208, 21120, 22734, 23155, 23760, 25260, 26944, 27786, 30312, 31680, 33680, 37048, 37890, 38016, 40416, 41679, 45468, 46310, 47520, 50520, 53888, 55572, 56835, 60624, 63360, 67360, 69465, 74096, 75780, 80832, 83358, 90936, 92620, 95040, 101040, 111144, 113670, 121248, 125037, 134720, 138930, 148192, 151560, 161664, 166716, 181872, 185240, 190080, 202080, 208395, 222288, 227340, 242496, 250074, 269440, 277860, 296384, 303120, 333432, 363744, 370480, 404160, 416790, 444576, 454680, 484992, 500148, 555720, 592768, 606240, 625185, 666864, 727488, 740960, 808320, 833580, 889152, 909360, 1000296, 1111440, 1212480, 1250370, 1333728, 1454976, 1481920, 1667160, 1778304, 1818720, 2000592, 2222880, 2424960, 2500740, 2667456, 2963840, 3334320, 3637440, 4001184, 4445760, 5001480, 5334912, 6668640, 7274880, 8002368, 8891520, 10002960, 13337280, 16004736, 20005920, 26674560, 40011840, 80023680]

約数ペア:

[(1, 80023680), (2, 40011840), (3, 26674560), (4, 20005920), (5, 16004736), (6, 13337280), (8, 10002960), (9, 8891520), (10, 8002368), (11, 7274880), (12, 6668640), (15, 5334912), (16, 5001480), (18, 4445760), (20, 4001184), (22, 3637440), (24, 3334320), (27, 2963840), (30, 2667456), (32, 2500740), (33, 2424960), (36, 2222880), (40, 2000592), (44, 1818720), (45, 1778304), (48, 1667160), (54, 1481920), (55, 1454976), (60, 1333728), (64, 1250370), (66, 1212480), (72, 1111440), (80, 1000296), (88, 909360), (90, 889152), (96, 833580), (99, 808320), (108, 740960), (110, 727488), (120, 666864), (128, 625185), (132, 606240), (135, 592768), (144, 555720), (160, 500148), (165, 484992), (176, 454680), (180, 444576), (192, 416790), (198, 404160), (216, 370480), (220, 363744), (240, 333432), (264, 303120), (270, 296384), (288, 277860), (297, 269440), (320, 250074), (330, 242496), (352, 227340), (360, 222288), (384, 208395), (396, 202080), (421, 190080), (432, 185240), (440, 181872), (480, 166716), (495, 161664), (528, 151560), (540, 148192), (576, 138930), (594, 134720), (640, 125037), (660, 121248), (704, 113670), (720, 111144), (792, 101040), (842, 95040), (864, 92620), (880, 90936), (960, 83358), (990, 80832), (1056, 75780), (1080, 74096), (1152, 69465), (1188, 67360), (1263, 63360), (1320, 60624), (1408, 56835), (1440, 55572), (1485, 53888), (1584, 50520), (1684, 47520), (1728, 46310), (1760, 45468), (1920, 41679), (1980, 40416), (2105, 38016), (2112, 37890), (2160, 37048), (2376, 33680), (2526, 31680), (2640, 30312), (2880, 27786), (2970, 26944), (3168, 25260), (3368, 23760), (3456, 23155), (3520, 22734), (3789, 21120), (3960, 20208), (4210, 19008), (4224, 18945), (4320, 18524), (4631, 17280), (4752, 16840), (5052, 15840), (5280, 15156), (5760, 13893), (5940, 13472), (6315, 12672), (6336, 12630), (6736, 11880), (7040, 11367), (7578, 10560), (7920, 10104), (8420, 9504), (8640, 9262)]