268936640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:203

約数の個数: 224

約数和(自身を含む): 790041600

約数和(自身を除く): 521104960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 71, 76, 80, 89, 95, 112, 133, 140, 142, 152, 160, 178, 190, 224, 266, 280, 284, 304, 320, 355, 356, 380, 445, 448, 497, 532, 560, 568, 608, 623, 665, 710, 712, 760, 890, 994, 1064, 1120, 1136, 1216, 1246, 1330, 1349, 1420, 1424, 1520, 1691, 1780, 1988, 2128, 2240, 2272, 2485, 2492, 2660, 2698, 2840, 2848, 3040, 3115, 3382, 3560, 3976, 4256, 4544, 4970, 4984, 5320, 5396, 5680, 5696, 6080, 6230, 6319, 6745, 6764, 7120, 7952, 8455, 8512, 9443, 9940, 9968, 10640, 10792, 11360, 11837, 12460, 12638, 13490, 13528, 14240, 15904, 16910, 18886, 19880, 19936, 21280, 21584, 22720, 23674, 24920, 25276, 26980, 27056, 28480, 31595, 31808, 33820, 37772, 39760, 39872, 42560, 43168, 44233, 47215, 47348, 49840, 50552, 53960, 54112, 59185, 63190, 67640, 75544, 79520, 86336, 88466, 94430, 94696, 99680, 101104, 107920, 108224, 118370, 120061, 126380, 135280, 151088, 159040, 176932, 188860, 189392, 199360, 202208, 215840, 221165, 236740, 240122, 252760, 270560, 302176, 353864, 377720, 378784, 404416, 431680, 442330, 473480, 480244, 505520, 541120, 600305, 604352, 707728, 755440, 757568, 840427, 884660, 946960, 960488, 1011040, 1200610, 1415456, 1510880, 1680854, 1769320, 1893920, 1920976, 2022080, 2401220, 2830912, 3021760, 3361708, 3538640, 3787840, 3841952, 4202135, 4802440, 6723416, 7077280, 7683904, 8404270, 9604880, 13446832, 14154560, 16808540, 19209760, 26893664, 33617080, 38419520, 53787328, 67234160, 134468320, 268936640]

約数ペア:

[(1, 268936640), (2, 134468320), (4, 67234160), (5, 53787328), (7, 38419520), (8, 33617080), (10, 26893664), (14, 19209760), (16, 16808540), (19, 14154560), (20, 13446832), (28, 9604880), (32, 8404270), (35, 7683904), (38, 7077280), (40, 6723416), (56, 4802440), (64, 4202135), (70, 3841952), (71, 3787840), (76, 3538640), (80, 3361708), (89, 3021760), (95, 2830912), (112, 2401220), (133, 2022080), (140, 1920976), (142, 1893920), (152, 1769320), (160, 1680854), (178, 1510880), (190, 1415456), (224, 1200610), (266, 1011040), (280, 960488), (284, 946960), (304, 884660), (320, 840427), (355, 757568), (356, 755440), (380, 707728), (445, 604352), (448, 600305), (497, 541120), (532, 505520), (560, 480244), (568, 473480), (608, 442330), (623, 431680), (665, 404416), (710, 378784), (712, 377720), (760, 353864), (890, 302176), (994, 270560), (1064, 252760), (1120, 240122), (1136, 236740), (1216, 221165), (1246, 215840), (1330, 202208), (1349, 199360), (1420, 189392), (1424, 188860), (1520, 176932), (1691, 159040), (1780, 151088), (1988, 135280), (2128, 126380), (2240, 120061), (2272, 118370), (2485, 108224), (2492, 107920), (2660, 101104), (2698, 99680), (2840, 94696), (2848, 94430), (3040, 88466), (3115, 86336), (3382, 79520), (3560, 75544), (3976, 67640), (4256, 63190), (4544, 59185), (4970, 54112), (4984, 53960), (5320, 50552), (5396, 49840), (5680, 47348), (5696, 47215), (6080, 44233), (6230, 43168), (6319, 42560), (6745, 39872), (6764, 39760), (7120, 37772), (7952, 33820), (8455, 31808), (8512, 31595), (9443, 28480), (9940, 27056), (9968, 26980), (10640, 25276), (10792, 24920), (11360, 23674), (11837, 22720), (12460, 21584), (12638, 21280), (13490, 19936), (13528, 19880), (14240, 18886), (15904, 16910)]