217187520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:319

約数の個数: 224

約数和(自身を含む): 762829056

約数和(自身を除く): 545641536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 131, 132, 157, 160, 165, 176, 192, 220, 240, 262, 264, 314, 320, 330, 352, 393, 440, 471, 480, 524, 528, 628, 655, 660, 704, 785, 786, 880, 942, 960, 1048, 1056, 1256, 1310, 1320, 1441, 1570, 1572, 1727, 1760, 1884, 1965, 2096, 2112, 2355, 2512, 2620, 2640, 2882, 3140, 3144, 3454, 3520, 3768, 3930, 4192, 4323, 4710, 5024, 5181, 5240, 5280, 5764, 6280, 6288, 6908, 7205, 7536, 7860, 8384, 8635, 8646, 9420, 10048, 10362, 10480, 10560, 11528, 12560, 12576, 13816, 14410, 15072, 15720, 17270, 17292, 18840, 20567, 20724, 20960, 21615, 23056, 25120, 25152, 25905, 27632, 28820, 30144, 31440, 34540, 34584, 37680, 41134, 41448, 41920, 43230, 46112, 50240, 51810, 55264, 57640, 61701, 62880, 69080, 69168, 75360, 82268, 82896, 86460, 92224, 102835, 103620, 110528, 115280, 123402, 125760, 138160, 138336, 150720, 164536, 165792, 172920, 205670, 207240, 226237, 230560, 246804, 276320, 276672, 308505, 329072, 331584, 345840, 411340, 414480, 452474, 461120, 493608, 552640, 617010, 658144, 678711, 691680, 822680, 828960, 904948, 987216, 1131185, 1234020, 1316288, 1357422, 1383360, 1645360, 1657920, 1809896, 1974432, 2262370, 2468040, 2714844, 3290720, 3393555, 3619792, 3948864, 4524740, 4936080, 5429688, 6581440, 6787110, 7239584, 9049480, 9872160, 10859376, 13574220, 14479168, 18098960, 19744320, 21718752, 27148440, 36197920, 43437504, 54296880, 72395840, 108593760, 217187520]

約数ペア:

[(1, 217187520), (2, 108593760), (3, 72395840), (4, 54296880), (5, 43437504), (6, 36197920), (8, 27148440), (10, 21718752), (11, 19744320), (12, 18098960), (15, 14479168), (16, 13574220), (20, 10859376), (22, 9872160), (24, 9049480), (30, 7239584), (32, 6787110), (33, 6581440), (40, 5429688), (44, 4936080), (48, 4524740), (55, 3948864), (60, 3619792), (64, 3393555), (66, 3290720), (80, 2714844), (88, 2468040), (96, 2262370), (110, 1974432), (120, 1809896), (131, 1657920), (132, 1645360), (157, 1383360), (160, 1357422), (165, 1316288), (176, 1234020), (192, 1131185), (220, 987216), (240, 904948), (262, 828960), (264, 822680), (314, 691680), (320, 678711), (330, 658144), (352, 617010), (393, 552640), (440, 493608), (471, 461120), (480, 452474), (524, 414480), (528, 411340), (628, 345840), (655, 331584), (660, 329072), (704, 308505), (785, 276672), (786, 276320), (880, 246804), (942, 230560), (960, 226237), (1048, 207240), (1056, 205670), (1256, 172920), (1310, 165792), (1320, 164536), (1441, 150720), (1570, 138336), (1572, 138160), (1727, 125760), (1760, 123402), (1884, 115280), (1965, 110528), (2096, 103620), (2112, 102835), (2355, 92224), (2512, 86460), (2620, 82896), (2640, 82268), (2882, 75360), (3140, 69168), (3144, 69080), (3454, 62880), (3520, 61701), (3768, 57640), (3930, 55264), (4192, 51810), (4323, 50240), (4710, 46112), (5024, 43230), (5181, 41920), (5240, 41448), (5280, 41134), (5764, 37680), (6280, 34584), (6288, 34540), (6908, 31440), (7205, 30144), (7536, 28820), (7860, 27632), (8384, 25905), (8635, 25152), (8646, 25120), (9420, 23056), (10048, 21615), (10362, 20960), (10480, 20724), (10560, 20567), (11528, 18840), (12560, 17292), (12576, 17270), (13816, 15720), (14410, 15072)]