309415680

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{1279}}^1$

素因数の和:1316

約数の個数: 288

約数和(自身を含む): 1255833600

約数和(自身を除く): 946417920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1279, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2558, 2688, 2880, 3024, 3360, 3456, 3780, 3837, 3840, 4032, 4320, 4480, 5040, 5116, 5376, 5760, 6048, 6395, 6720, 6912, 7560, 7674, 8064, 8640, 8953, 8960, 10080, 10232, 11511, 11520, 12096, 12790, 13440, 15120, 15348, 16128, 17280, 17906, 19185, 20160, 20464, 23022, 24192, 25580, 26859, 26880, 30240, 30696, 34533, 34560, 35812, 38370, 40320, 40928, 44765, 46044, 48384, 51160, 53718, 57555, 60480, 61392, 69066, 71624, 76740, 80577, 80640, 81856, 89530, 92088, 102320, 107436, 115110, 120960, 122784, 134295, 138132, 143248, 153480, 161154, 163712, 172665, 179060, 184176, 204640, 214872, 230220, 241731, 241920, 245568, 268590, 276264, 286496, 306960, 322308, 327424, 345330, 358120, 368352, 402885, 409280, 429744, 460440, 483462, 491136, 537180, 552528, 572992, 613920, 644616, 690660, 716240, 736704, 805770, 818560, 859488, 920880, 966924, 982272, 1074360, 1105056, 1145984, 1208655, 1227840, 1289232, 1381320, 1432480, 1473408, 1611540, 1637120, 1718976, 1841760, 1933848, 2148720, 2210112, 2291968, 2417310, 2455680, 2578464, 2762640, 2864960, 2946816, 3223080, 3437952, 3683520, 3867696, 4297440, 4420224, 4834620, 4911360, 5156928, 5525280, 5729920, 6446160, 6875904, 7367040, 7735392, 8594880, 8840448, 9669240, 10313856, 11050560, 11459840, 12892320, 14734080, 15470784, 17189760, 19338480, 20627712, 22101120, 25784640, 30941568, 34379520, 38676960, 44202240, 51569280, 61883136, 77353920, 103138560, 154707840, 309415680]

約数ペア:

[(1, 309415680), (2, 154707840), (3, 103138560), (4, 77353920), (5, 61883136), (6, 51569280), (7, 44202240), (8, 38676960), (9, 34379520), (10, 30941568), (12, 25784640), (14, 22101120), (15, 20627712), (16, 19338480), (18, 17189760), (20, 15470784), (21, 14734080), (24, 12892320), (27, 11459840), (28, 11050560), (30, 10313856), (32, 9669240), (35, 8840448), (36, 8594880), (40, 7735392), (42, 7367040), (45, 6875904), (48, 6446160), (54, 5729920), (56, 5525280), (60, 5156928), (63, 4911360), (64, 4834620), (70, 4420224), (72, 4297440), (80, 3867696), (84, 3683520), (90, 3437952), (96, 3223080), (105, 2946816), (108, 2864960), (112, 2762640), (120, 2578464), (126, 2455680), (128, 2417310), (135, 2291968), (140, 2210112), (144, 2148720), (160, 1933848), (168, 1841760), (180, 1718976), (189, 1637120), (192, 1611540), (210, 1473408), (216, 1432480), (224, 1381320), (240, 1289232), (252, 1227840), (256, 1208655), (270, 1145984), (280, 1105056), (288, 1074360), (315, 982272), (320, 966924), (336, 920880), (360, 859488), (378, 818560), (384, 805770), (420, 736704), (432, 716240), (448, 690660), (480, 644616), (504, 613920), (540, 572992), (560, 552528), (576, 537180), (630, 491136), (640, 483462), (672, 460440), (720, 429744), (756, 409280), (768, 402885), (840, 368352), (864, 358120), (896, 345330), (945, 327424), (960, 322308), (1008, 306960), (1080, 286496), (1120, 276264), (1152, 268590), (1260, 245568), (1279, 241920), (1280, 241731), (1344, 230220), (1440, 214872), (1512, 204640), (1680, 184176), (1728, 179060), (1792, 172665), (1890, 163712), (1920, 161154), (2016, 153480), (2160, 143248), (2240, 138132), (2304, 134295), (2520, 122784), (2558, 120960), (2688, 115110), (2880, 107436), (3024, 102320), (3360, 92088), (3456, 89530), (3780, 81856), (3837, 80640), (3840, 80577), (4032, 76740), (4320, 71624), (4480, 69066), (5040, 61392), (5116, 60480), (5376, 57555), (5760, 53718), (6048, 51160), (6395, 48384), (6720, 46044), (6912, 44765), (7560, 40928), (7674, 40320), (8064, 38370), (8640, 35812), (8953, 34560), (8960, 34533), (10080, 30696), (10232, 30240), (11511, 26880), (11520, 26859), (12096, 25580), (12790, 24192), (13440, 23022), (15120, 20464), (15348, 20160), (16128, 19185), (17280, 17906)]