1868267520

素因数分解:

$2^{15}\times 3^2\times 5^1\times 7^1\times {\mathrm{181}}^1$

素因数の和:229

約数の個数: 384

約数和(自身を含む): 7442678880

約数和(自身を除く): 5574411360

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, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 181, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 362, 384, 420, 448, 480, 504, 512, 543, 560, 576, 630, 640, 672, 720, 724, 768, 840, 896, 905, 960, 1008, 1024, 1086, 1120, 1152, 1260, 1267, 1280, 1344, 1440, 1448, 1536, 1629, 1680, 1792, 1810, 1920, 2016, 2048, 2172, 2240, 2304, 2520, 2534, 2560, 2688, 2715, 2880, 2896, 3072, 3258, 3360, 3584, 3620, 3801, 3840, 4032, 4096, 4344, 4480, 4608, 5040, 5068, 5120, 5376, 5430, 5760, 5792, 6144, 6335, 6516, 6720, 7168, 7240, 7602, 7680, 8064, 8145, 8192, 8688, 8960, 9216, 10080, 10136, 10240, 10752, 10860, 11403, 11520, 11584, 12288, 12670, 13032, 13440, 14336, 14480, 15204, 15360, 16128, 16290, 16384, 17376, 17920, 18432, 19005, 20160, 20272, 20480, 21504, 21720, 22806, 23040, 23168, 24576, 25340, 26064, 26880, 28672, 28960, 30408, 30720, 32256, 32580, 32768, 34752, 35840, 36864, 38010, 40320, 40544, 40960, 43008, 43440, 45612, 46080, 46336, 49152, 50680, 52128, 53760, 57015, 57344, 57920, 60816, 61440, 64512, 65160, 69504, 71680, 73728, 76020, 80640, 81088, 81920, 86016, 86880, 91224, 92160, 92672, 98304, 101360, 104256, 107520, 114030, 114688, 115840, 121632, 122880, 129024, 130320, 139008, 143360, 147456, 152040, 161280, 162176, 163840, 172032, 173760, 182448, 184320, 185344, 202720, 208512, 215040, 228060, 229376, 231680, 243264, 245760, 258048, 260640, 278016, 286720, 294912, 304080, 322560, 324352, 344064, 347520, 364896, 368640, 370688, 405440, 417024, 430080, 456120, 463360, 486528, 491520, 516096, 521280, 556032, 573440, 608160, 645120, 648704, 688128, 695040, 729792, 737280, 741376, 810880, 834048, 860160, 912240, 926720, 973056, 1032192, 1042560, 1112064, 1146880, 1216320, 1290240, 1297408, 1390080, 1459584, 1474560, 1482752, 1621760, 1668096, 1720320, 1824480, 1853440, 1946112, 2064384, 2085120, 2224128, 2432640, 2580480, 2594816, 2780160, 2919168, 2965504, 3243520, 3336192, 3440640, 3648960, 3706880, 3892224, 4170240, 4448256, 4865280, 5160960, 5189632, 5560320, 5838336, 5931008, 6487040, 6672384, 7297920, 7413760, 7784448, 8340480, 8896512, 9730560, 10321920, 10379264, 11120640, 11676672, 12974080, 13344768, 14595840, 14827520, 15568896, 16680960, 17793024, 19461120, 20758528, 22241280, 23353344, 25948160, 26689536, 29191680, 29655040, 31137792, 33361920, 38922240, 41517056, 44482560, 46706688, 51896320, 53379072, 58383360, 62275584, 66723840, 77844480, 88965120, 93413376, 103792640, 116766720, 124551168, 133447680, 155688960, 186826752, 207585280, 233533440, 266895360, 311377920, 373653504, 467066880, 622755840, 934133760, 1868267520]

約数ペア:

[(1, 1868267520), (2, 934133760), (3, 622755840), (4, 467066880), (5, 373653504), (6, 311377920), (7, 266895360), (8, 233533440), (9, 207585280), (10, 186826752), (12, 155688960), (14, 133447680), (15, 124551168), (16, 116766720), (18, 103792640), (20, 93413376), (21, 88965120), (24, 77844480), (28, 66723840), (30, 62275584), (32, 58383360), (35, 53379072), (36, 51896320), (40, 46706688), (42, 44482560), (45, 41517056), (48, 38922240), (56, 33361920), (60, 31137792), (63, 29655040), (64, 29191680), (70, 26689536), (72, 25948160), (80, 23353344), (84, 22241280), (90, 20758528), (96, 19461120), (105, 17793024), (112, 16680960), (120, 15568896), (126, 14827520), (128, 14595840), (140, 13344768), (144, 12974080), (160, 11676672), (168, 11120640), (180, 10379264), (181, 10321920), (192, 9730560), (210, 8896512), (224, 8340480), (240, 7784448), (252, 7413760), (256, 7297920), (280, 6672384), (288, 6487040), (315, 5931008), (320, 5838336), (336, 5560320), (360, 5189632), (362, 5160960), (384, 4865280), (420, 4448256), (448, 4170240), (480, 3892224), (504, 3706880), (512, 3648960), (543, 3440640), (560, 3336192), (576, 3243520), (630, 2965504), (640, 2919168), (672, 2780160), (720, 2594816), (724, 2580480), (768, 2432640), (840, 2224128), (896, 2085120), (905, 2064384), (960, 1946112), (1008, 1853440), (1024, 1824480), (1086, 1720320), (1120, 1668096), (1152, 1621760), (1260, 1482752), (1267, 1474560), (1280, 1459584), (1344, 1390080), (1440, 1297408), (1448, 1290240), (1536, 1216320), (1629, 1146880), (1680, 1112064), (1792, 1042560), (1810, 1032192), (1920, 973056), (2016, 926720), (2048, 912240), (2172, 860160), (2240, 834048), (2304, 810880), (2520, 741376), (2534, 737280), (2560, 729792), (2688, 695040), (2715, 688128), (2880, 648704), (2896, 645120), (3072, 608160), (3258, 573440), (3360, 556032), (3584, 521280), (3620, 516096), (3801, 491520), (3840, 486528), (4032, 463360), (4096, 456120), (4344, 430080), (4480, 417024), (4608, 405440), (5040, 370688), (5068, 368640), (5120, 364896), (5376, 347520), (5430, 344064), (5760, 324352), (5792, 322560), (6144, 304080), (6335, 294912), (6516, 286720), (6720, 278016), (7168, 260640), (7240, 258048), (7602, 245760), (7680, 243264), (8064, 231680), (8145, 229376), (8192, 228060), (8688, 215040), (8960, 208512), (9216, 202720), (10080, 185344), (10136, 184320), (10240, 182448), (10752, 173760), (10860, 172032), (11403, 163840), (11520, 162176), (11584, 161280), (12288, 152040), (12670, 147456), (13032, 143360), (13440, 139008), (14336, 130320), (14480, 129024), (15204, 122880), (15360, 121632), (16128, 115840), (16290, 114688), (16384, 114030), (17376, 107520), (17920, 104256), (18432, 101360), (19005, 98304), (20160, 92672), (20272, 92160), (20480, 91224), (21504, 86880), (21720, 86016), (22806, 81920), (23040, 81088), (23168, 80640), (24576, 76020), (25340, 73728), (26064, 71680), (26880, 69504), (28672, 65160), (28960, 64512), (30408, 61440), (30720, 60816), (32256, 57920), (32580, 57344), (32768, 57015), (34752, 53760), (35840, 52128), (36864, 50680), (38010, 49152), (40320, 46336), (40544, 46080), (40960, 45612), (43008, 43440)]