212544640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:283

約数の個数: 256

約数和(自身を含む): 669772800

約数和(自身を除く): 457228160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 64, 70, 76, 77, 80, 88, 95, 110, 112, 128, 133, 140, 152, 154, 160, 176, 190, 209, 220, 224, 227, 266, 280, 304, 308, 320, 352, 380, 385, 418, 440, 448, 454, 532, 560, 608, 616, 640, 665, 704, 760, 770, 836, 880, 896, 908, 1045, 1064, 1120, 1135, 1216, 1232, 1330, 1408, 1463, 1520, 1540, 1589, 1672, 1760, 1816, 2090, 2128, 2240, 2270, 2432, 2464, 2497, 2660, 2926, 3040, 3080, 3178, 3344, 3520, 3632, 4180, 4256, 4313, 4480, 4540, 4928, 4994, 5320, 5852, 6080, 6160, 6356, 6688, 7040, 7264, 7315, 7945, 8360, 8512, 8626, 9080, 9856, 9988, 10640, 11704, 12160, 12320, 12485, 12712, 13376, 14528, 14630, 15890, 16720, 17024, 17252, 17479, 18160, 19976, 21280, 21565, 23408, 24640, 24970, 25424, 26752, 29056, 29260, 30191, 31780, 33440, 34504, 34958, 36320, 39952, 42560, 43130, 46816, 47443, 49280, 49940, 50848, 58520, 60382, 63560, 66880, 69008, 69916, 72640, 79904, 85120, 86260, 87395, 93632, 94886, 99880, 101696, 117040, 120764, 127120, 133760, 138016, 139832, 145280, 150955, 159808, 172520, 174790, 187264, 189772, 199760, 203392, 234080, 237215, 241528, 254240, 276032, 279664, 301910, 319616, 332101, 345040, 349580, 379544, 399520, 468160, 474430, 483056, 508480, 552064, 559328, 603820, 664202, 690080, 699160, 759088, 799040, 936320, 948860, 966112, 1016960, 1118656, 1207640, 1328404, 1380160, 1398320, 1518176, 1598080, 1660505, 1897720, 1932224, 2237312, 2415280, 2656808, 2760320, 2796640, 3036352, 3321010, 3795440, 3864448, 4830560, 5313616, 5593280, 6072704, 6642020, 7590880, 9661120, 10627232, 11186560, 13284040, 15181760, 19322240, 21254464, 26568080, 30363520, 42508928, 53136160, 106272320, 212544640]

約数ペア:

[(1, 212544640), (2, 106272320), (4, 53136160), (5, 42508928), (7, 30363520), (8, 26568080), (10, 21254464), (11, 19322240), (14, 15181760), (16, 13284040), (19, 11186560), (20, 10627232), (22, 9661120), (28, 7590880), (32, 6642020), (35, 6072704), (38, 5593280), (40, 5313616), (44, 4830560), (55, 3864448), (56, 3795440), (64, 3321010), (70, 3036352), (76, 2796640), (77, 2760320), (80, 2656808), (88, 2415280), (95, 2237312), (110, 1932224), (112, 1897720), (128, 1660505), (133, 1598080), (140, 1518176), (152, 1398320), (154, 1380160), (160, 1328404), (176, 1207640), (190, 1118656), (209, 1016960), (220, 966112), (224, 948860), (227, 936320), (266, 799040), (280, 759088), (304, 699160), (308, 690080), (320, 664202), (352, 603820), (380, 559328), (385, 552064), (418, 508480), (440, 483056), (448, 474430), (454, 468160), (532, 399520), (560, 379544), (608, 349580), (616, 345040), (640, 332101), (665, 319616), (704, 301910), (760, 279664), (770, 276032), (836, 254240), (880, 241528), (896, 237215), (908, 234080), (1045, 203392), (1064, 199760), (1120, 189772), (1135, 187264), (1216, 174790), (1232, 172520), (1330, 159808), (1408, 150955), (1463, 145280), (1520, 139832), (1540, 138016), (1589, 133760), (1672, 127120), (1760, 120764), (1816, 117040), (2090, 101696), (2128, 99880), (2240, 94886), (2270, 93632), (2432, 87395), (2464, 86260), (2497, 85120), (2660, 79904), (2926, 72640), (3040, 69916), (3080, 69008), (3178, 66880), (3344, 63560), (3520, 60382), (3632, 58520), (4180, 50848), (4256, 49940), (4313, 49280), (4480, 47443), (4540, 46816), (4928, 43130), (4994, 42560), (5320, 39952), (5852, 36320), (6080, 34958), (6160, 34504), (6356, 33440), (6688, 31780), (7040, 30191), (7264, 29260), (7315, 29056), (7945, 26752), (8360, 25424), (8512, 24970), (8626, 24640), (9080, 23408), (9856, 21565), (9988, 21280), (10640, 19976), (11704, 18160), (12160, 17479), (12320, 17252), (12485, 17024), (12712, 16720), (13376, 15890), (14528, 14630)]