278550720

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:408

約数の個数: 336

約数和(自身を含む): 1125004608

約数和(自身を除く): 846453888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 41, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 82, 84, 90, 96, 105, 112, 120, 123, 126, 140, 144, 160, 164, 168, 180, 192, 205, 210, 224, 240, 246, 252, 280, 287, 288, 315, 320, 328, 336, 337, 360, 369, 410, 420, 448, 480, 492, 504, 560, 574, 576, 615, 630, 656, 672, 674, 720, 738, 820, 840, 861, 960, 984, 1008, 1011, 1120, 1148, 1230, 1260, 1312, 1344, 1348, 1435, 1440, 1476, 1640, 1680, 1685, 1722, 1845, 1968, 2016, 2022, 2240, 2296, 2359, 2460, 2520, 2583, 2624, 2696, 2870, 2880, 2952, 3033, 3280, 3360, 3370, 3444, 3690, 3936, 4032, 4044, 4305, 4592, 4718, 4920, 5040, 5055, 5166, 5392, 5740, 5904, 6066, 6560, 6720, 6740, 6888, 7077, 7380, 7872, 8088, 8610, 9184, 9436, 9840, 10080, 10110, 10332, 10784, 11480, 11795, 11808, 12132, 12915, 13120, 13480, 13776, 13817, 14154, 14760, 15165, 16176, 17220, 18368, 18872, 19680, 20160, 20220, 20664, 21231, 21568, 22960, 23590, 23616, 24264, 25830, 26960, 27552, 27634, 28308, 29520, 30330, 32352, 34440, 35385, 37744, 39360, 40440, 41328, 41451, 42462, 45920, 47180, 48528, 51660, 53920, 55104, 55268, 56616, 59040, 60660, 64704, 68880, 69085, 70770, 75488, 80880, 82656, 82902, 84924, 91840, 94360, 96719, 97056, 103320, 106155, 107840, 110536, 113232, 118080, 121320, 124353, 137760, 138170, 141540, 150976, 161760, 165312, 165804, 169848, 188720, 193438, 194112, 206640, 207255, 212310, 221072, 226464, 242640, 248706, 275520, 276340, 283080, 290157, 323520, 331608, 339696, 377440, 386876, 413280, 414510, 424620, 442144, 452928, 483595, 485280, 497412, 552680, 566160, 580314, 621765, 663216, 679392, 754880, 773752, 826560, 829020, 849240, 870471, 884288, 967190, 970560, 994824, 1105360, 1132320, 1160628, 1243530, 1326432, 1358784, 1450785, 1547504, 1658040, 1698480, 1740942, 1934380, 1989648, 2210720, 2264640, 2321256, 2487060, 2652864, 2901570, 3095008, 3316080, 3396960, 3481884, 3868760, 3979296, 4352355, 4421440, 4642512, 4974120, 5803140, 6190016, 6632160, 6793920, 6963768, 7737520, 7958592, 8704710, 9285024, 9948240, 11606280, 13264320, 13927536, 15475040, 17409420, 18570048, 19896480, 23212560, 27855072, 30950080, 34818840, 39792960, 46425120, 55710144, 69637680, 92850240, 139275360, 278550720]

約数ペア:

[(1, 278550720), (2, 139275360), (3, 92850240), (4, 69637680), (5, 55710144), (6, 46425120), (7, 39792960), (8, 34818840), (9, 30950080), (10, 27855072), (12, 23212560), (14, 19896480), (15, 18570048), (16, 17409420), (18, 15475040), (20, 13927536), (21, 13264320), (24, 11606280), (28, 9948240), (30, 9285024), (32, 8704710), (35, 7958592), (36, 7737520), (40, 6963768), (41, 6793920), (42, 6632160), (45, 6190016), (48, 5803140), (56, 4974120), (60, 4642512), (63, 4421440), (64, 4352355), (70, 3979296), (72, 3868760), (80, 3481884), (82, 3396960), (84, 3316080), (90, 3095008), (96, 2901570), (105, 2652864), (112, 2487060), (120, 2321256), (123, 2264640), (126, 2210720), (140, 1989648), (144, 1934380), (160, 1740942), (164, 1698480), (168, 1658040), (180, 1547504), (192, 1450785), (205, 1358784), (210, 1326432), (224, 1243530), (240, 1160628), (246, 1132320), (252, 1105360), (280, 994824), (287, 970560), (288, 967190), (315, 884288), (320, 870471), (328, 849240), (336, 829020), (337, 826560), (360, 773752), (369, 754880), (410, 679392), (420, 663216), (448, 621765), (480, 580314), (492, 566160), (504, 552680), (560, 497412), (574, 485280), (576, 483595), (615, 452928), (630, 442144), (656, 424620), (672, 414510), (674, 413280), (720, 386876), (738, 377440), (820, 339696), (840, 331608), (861, 323520), (960, 290157), (984, 283080), (1008, 276340), (1011, 275520), (1120, 248706), (1148, 242640), (1230, 226464), (1260, 221072), (1312, 212310), (1344, 207255), (1348, 206640), (1435, 194112), (1440, 193438), (1476, 188720), (1640, 169848), (1680, 165804), (1685, 165312), (1722, 161760), (1845, 150976), (1968, 141540), (2016, 138170), (2022, 137760), (2240, 124353), (2296, 121320), (2359, 118080), (2460, 113232), (2520, 110536), (2583, 107840), (2624, 106155), (2696, 103320), (2870, 97056), (2880, 96719), (2952, 94360), (3033, 91840), (3280, 84924), (3360, 82902), (3370, 82656), (3444, 80880), (3690, 75488), (3936, 70770), (4032, 69085), (4044, 68880), (4305, 64704), (4592, 60660), (4718, 59040), (4920, 56616), (5040, 55268), (5055, 55104), (5166, 53920), (5392, 51660), (5740, 48528), (5904, 47180), (6066, 45920), (6560, 42462), (6720, 41451), (6740, 41328), (6888, 40440), (7077, 39360), (7380, 37744), (7872, 35385), (8088, 34440), (8610, 32352), (9184, 30330), (9436, 29520), (9840, 28308), (10080, 27634), (10110, 27552), (10332, 26960), (10784, 25830), (11480, 24264), (11795, 23616), (11808, 23590), (12132, 22960), (12915, 21568), (13120, 21231), (13480, 20664), (13776, 20220), (13817, 20160), (14154, 19680), (14760, 18872), (15165, 18368), (16176, 17220)]