80102880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 288

約数和(自身を含む): 321965280

約数和(自身を除く): 241862400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 30, 32, 33, 36, 39, 40, 44, 45, 48, 52, 55, 60, 65, 66, 72, 78, 80, 88, 90, 96, 99, 104, 110, 117, 120, 130, 132, 143, 144, 156, 160, 165, 176, 180, 195, 198, 208, 220, 234, 240, 260, 264, 286, 288, 312, 330, 352, 360, 389, 390, 396, 416, 429, 440, 468, 480, 495, 520, 528, 572, 585, 624, 660, 715, 720, 778, 780, 792, 858, 880, 936, 990, 1040, 1056, 1144, 1167, 1170, 1248, 1287, 1320, 1430, 1440, 1556, 1560, 1584, 1716, 1760, 1872, 1945, 1980, 2080, 2145, 2288, 2334, 2340, 2574, 2640, 2860, 3112, 3120, 3168, 3432, 3501, 3744, 3890, 3960, 4279, 4290, 4576, 4668, 4680, 5057, 5148, 5280, 5720, 5835, 6224, 6240, 6435, 6864, 7002, 7780, 7920, 8558, 8580, 9336, 9360, 10114, 10296, 11440, 11670, 12448, 12837, 12870, 13728, 14004, 15171, 15560, 15840, 17116, 17160, 17505, 18672, 18720, 20228, 20592, 21395, 22880, 23340, 25285, 25674, 25740, 28008, 30342, 31120, 34232, 34320, 35010, 37344, 38511, 40456, 41184, 42790, 45513, 46680, 50570, 51348, 51480, 55627, 56016, 60684, 62240, 64185, 68464, 68640, 70020, 75855, 77022, 80912, 85580, 91026, 93360, 101140, 102696, 102960, 111254, 112032, 121368, 128370, 136928, 140040, 151710, 154044, 161824, 166881, 171160, 182052, 186720, 192555, 202280, 205392, 205920, 222508, 227565, 242736, 256740, 278135, 280080, 303420, 308088, 333762, 342320, 364104, 385110, 404560, 410784, 445016, 455130, 485472, 500643, 513480, 556270, 560160, 606840, 616176, 667524, 684640, 728208, 770220, 809120, 834405, 890032, 910260, 1001286, 1026960, 1112540, 1213680, 1232352, 1335048, 1456416, 1540440, 1668810, 1780064, 1820520, 2002572, 2053920, 2225080, 2427360, 2503215, 2670096, 3080880, 3337620, 3641040, 4005144, 4450160, 5006430, 5340192, 6161760, 6675240, 7282080, 8010288, 8900320, 10012860, 13350480, 16020576, 20025720, 26700960, 40051440, 80102880]

約数ペア:

[(1, 80102880), (2, 40051440), (3, 26700960), (4, 20025720), (5, 16020576), (6, 13350480), (8, 10012860), (9, 8900320), (10, 8010288), (11, 7282080), (12, 6675240), (13, 6161760), (15, 5340192), (16, 5006430), (18, 4450160), (20, 4005144), (22, 3641040), (24, 3337620), (26, 3080880), (30, 2670096), (32, 2503215), (33, 2427360), (36, 2225080), (39, 2053920), (40, 2002572), (44, 1820520), (45, 1780064), (48, 1668810), (52, 1540440), (55, 1456416), (60, 1335048), (65, 1232352), (66, 1213680), (72, 1112540), (78, 1026960), (80, 1001286), (88, 910260), (90, 890032), (96, 834405), (99, 809120), (104, 770220), (110, 728208), (117, 684640), (120, 667524), (130, 616176), (132, 606840), (143, 560160), (144, 556270), (156, 513480), (160, 500643), (165, 485472), (176, 455130), (180, 445016), (195, 410784), (198, 404560), (208, 385110), (220, 364104), (234, 342320), (240, 333762), (260, 308088), (264, 303420), (286, 280080), (288, 278135), (312, 256740), (330, 242736), (352, 227565), (360, 222508), (389, 205920), (390, 205392), (396, 202280), (416, 192555), (429, 186720), (440, 182052), (468, 171160), (480, 166881), (495, 161824), (520, 154044), (528, 151710), (572, 140040), (585, 136928), (624, 128370), (660, 121368), (715, 112032), (720, 111254), (778, 102960), (780, 102696), (792, 101140), (858, 93360), (880, 91026), (936, 85580), (990, 80912), (1040, 77022), (1056, 75855), (1144, 70020), (1167, 68640), (1170, 68464), (1248, 64185), (1287, 62240), (1320, 60684), (1430, 56016), (1440, 55627), (1556, 51480), (1560, 51348), (1584, 50570), (1716, 46680), (1760, 45513), (1872, 42790), (1945, 41184), (1980, 40456), (2080, 38511), (2145, 37344), (2288, 35010), (2334, 34320), (2340, 34232), (2574, 31120), (2640, 30342), (2860, 28008), (3112, 25740), (3120, 25674), (3168, 25285), (3432, 23340), (3501, 22880), (3744, 21395), (3890, 20592), (3960, 20228), (4279, 18720), (4290, 18672), (4576, 17505), (4668, 17160), (4680, 17116), (5057, 15840), (5148, 15560), (5280, 15171), (5720, 14004), (5835, 13728), (6224, 12870), (6240, 12837), (6435, 12448), (6864, 11670), (7002, 11440), (7780, 10296), (7920, 10114), (8558, 9360), (8580, 9336)]