19508912640

素因数分解:

$2^9\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:761

約数の個数: 640

約数和(自身を含む): 80616983040

約数和(自身を除く): 61108070400

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, 61, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 122, 126, 128, 135, 140, 144, 160, 168, 180, 183, 189, 192, 210, 216, 224, 240, 244, 252, 256, 270, 280, 288, 305, 315, 320, 336, 360, 366, 378, 384, 420, 427, 432, 448, 480, 488, 504, 512, 540, 549, 560, 576, 610, 630, 640, 661, 672, 720, 732, 756, 768, 840, 854, 864, 896, 915, 945, 960, 976, 1008, 1080, 1098, 1120, 1152, 1220, 1260, 1280, 1281, 1322, 1344, 1440, 1464, 1512, 1536, 1647, 1680, 1708, 1728, 1792, 1830, 1890, 1920, 1952, 1983, 2016, 2135, 2160, 2196, 2240, 2304, 2440, 2520, 2560, 2562, 2644, 2688, 2745, 2880, 2928, 3024, 3294, 3305, 3360, 3416, 3456, 3584, 3660, 3780, 3840, 3843, 3904, 3966, 4032, 4270, 4320, 4392, 4480, 4608, 4627, 4880, 5040, 5124, 5288, 5376, 5490, 5760, 5856, 5949, 6048, 6405, 6588, 6610, 6720, 6832, 6912, 7320, 7560, 7680, 7686, 7808, 7932, 8064, 8235, 8540, 8640, 8784, 8960, 9254, 9760, 9915, 10080, 10248, 10576, 10752, 10980, 11520, 11529, 11712, 11898, 12096, 12810, 13176, 13220, 13440, 13664, 13824, 13881, 14640, 15120, 15372, 15616, 15864, 16128, 16470, 17080, 17280, 17568, 17847, 17920, 18508, 19215, 19520, 19830, 20160, 20496, 21152, 21960, 23040, 23058, 23135, 23424, 23796, 24192, 25620, 26352, 26440, 26880, 27328, 27762, 29280, 29745, 30240, 30744, 31232, 31728, 32256, 32940, 34160, 34560, 35136, 35694, 37016, 38430, 39040, 39660, 40320, 40321, 40992, 41643, 42304, 43920, 46116, 46270, 46848, 47592, 48384, 51240, 52704, 52880, 53760, 54656, 55524, 57645, 58560, 59490, 60480, 61488, 63456, 65880, 68320, 69120, 69405, 70272, 71388, 74032, 76860, 78080, 79320, 80640, 80642, 81984, 83286, 84608, 87840, 89235, 92232, 92540, 93696, 95184, 96768, 102480, 105408, 105760, 109312, 111048, 115290, 117120, 118980, 120960, 120963, 122976, 124929, 126912, 131760, 136640, 138810, 140544, 142776, 148064, 153720, 156160, 158640, 161280, 161284, 163968, 166572, 169216, 175680, 178470, 184464, 185080, 190368, 201605, 204960, 208215, 210816, 211520, 218624, 222096, 230580, 234240, 237960, 241920, 241926, 245952, 249858, 253824, 263520, 273280, 277620, 281088, 282247, 285552, 296128, 307440, 317280, 322568, 327936, 333144, 338432, 351360, 356940, 362889, 368928, 370160, 380736, 403210, 409920, 416430, 421632, 423040, 444192, 461160, 468480, 475920, 483840, 483852, 491904, 499716, 507648, 527040, 546560, 555240, 564494, 571104, 592256, 604815, 614880, 624645, 634560, 645136, 655872, 666288, 702720, 713880, 725778, 737856, 740320, 761472, 806420, 819840, 832860, 843264, 846080, 846741, 888384, 922320, 951840, 967704, 983808, 999432, 1015296, 1054080, 1088667, 1093120, 1110480, 1128988, 1142208, 1184512, 1209630, 1229760, 1249290, 1269120, 1290272, 1332576, 1405440, 1411235, 1427760, 1451556, 1475712, 1480640, 1522944, 1612840, 1639680, 1665720, 1692160, 1693482, 1776768, 1814445, 1844640, 1903680, 1935408, 1967616, 1998864, 2108160, 2177334, 2220960, 2257976, 2284416, 2369024, 2419260, 2459520, 2498580, 2538240, 2540223, 2580544, 2665152, 2822470, 2855520, 2903112, 2951424, 2961280, 3045888, 3225680, 3279360, 3331440, 3386964, 3553536, 3628890, 3689280, 3807360, 3870816, 3997728, 4216320, 4233705, 4354668, 4441920, 4515952, 4568832, 4838520, 4919040, 4997160, 5076480, 5080446, 5161088, 5330304, 5443335, 5644940, 5711040, 5806224, 5902848, 5922560, 6451360, 6662880, 6773928, 7107072, 7257780, 7378560, 7614720, 7620669, 7741632, 7995456, 8467410, 8709336, 8883840, 9031904, 9137664, 9677040, 9838080, 9994320, 10160892, 10322176, 10660608, 10886670, 11289880, 11422080, 11612448, 11845120, 12701115, 12902720, 13325760, 13547856, 14515560, 14757120, 15229440, 15241338, 15483264, 15990912, 16934820, 17418672, 17767680, 18063808, 19354080, 19988640, 20321784, 20644352, 21321216, 21773340, 22579760, 22844160, 23224896, 25402230, 25805440, 26651520, 27095712, 29031120, 29514240, 30482676, 30966528, 31981824, 33869640, 34837344, 35535360, 36127616, 38103345, 38708160, 39977280, 40643568, 43546680, 45159520, 45688320, 46449792, 50804460, 51610880, 53303040, 54191424, 58062240, 60965352, 61933056, 63963648, 67739280, 69674688, 72255232, 76206690, 77416320, 79954560, 81287136, 87093360, 90319040, 92899584, 101608920, 103221760, 106606080, 108382848, 116124480, 121930704, 135478560, 139349376, 144510464, 152413380, 154832640, 159909120, 162574272, 174186720, 180638080, 185799168, 203217840, 216765696, 232248960, 243861408, 270957120, 278698752, 304826760, 309665280, 319818240, 325148544, 348373440, 361276160, 406435680, 433531392, 464497920, 487722816, 541914240, 557397504, 609653520, 650297088, 696746880, 722552320, 812871360, 928995840, 975445632, 1083828480, 1219307040, 1300594176, 1393493760, 1625742720, 1950891264, 2167656960, 2438614080, 2786987520, 3251485440, 3901782528, 4877228160, 6502970880, 9754456320, 19508912640]

約数ペア:

[(1, 19508912640), (2, 9754456320), (3, 6502970880), (4, 4877228160), (5, 3901782528), (6, 3251485440), (7, 2786987520), (8, 2438614080), (9, 2167656960), (10, 1950891264), (12, 1625742720), (14, 1393493760), (15, 1300594176), (16, 1219307040), (18, 1083828480), (20, 975445632), (21, 928995840), (24, 812871360), (27, 722552320), (28, 696746880), (30, 650297088), (32, 609653520), (35, 557397504), (36, 541914240), (40, 487722816), (42, 464497920), (45, 433531392), (48, 406435680), (54, 361276160), (56, 348373440), (60, 325148544), (61, 319818240), (63, 309665280), (64, 304826760), (70, 278698752), (72, 270957120), (80, 243861408), (84, 232248960), (90, 216765696), (96, 203217840), (105, 185799168), (108, 180638080), (112, 174186720), (120, 162574272), (122, 159909120), (126, 154832640), (128, 152413380), (135, 144510464), (140, 139349376), (144, 135478560), (160, 121930704), (168, 116124480), (180, 108382848), (183, 106606080), (189, 103221760), (192, 101608920), (210, 92899584), (216, 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13325760), (1512, 12902720), (1536, 12701115), (1647, 11845120), (1680, 11612448), (1708, 11422080), (1728, 11289880), (1792, 10886670), (1830, 10660608), (1890, 10322176), (1920, 10160892), (1952, 9994320), (1983, 9838080), (2016, 9677040), (2135, 9137664), (2160, 9031904), (2196, 8883840), (2240, 8709336), (2304, 8467410), (2440, 7995456), (2520, 7741632), (2560, 7620669), (2562, 7614720), (2644, 7378560), (2688, 7257780), (2745, 7107072), (2880, 6773928), (2928, 6662880), (3024, 6451360), (3294, 5922560), (3305, 5902848), (3360, 5806224), (3416, 5711040), (3456, 5644940), (3584, 5443335), (3660, 5330304), (3780, 5161088), (3840, 5080446), (3843, 5076480), (3904, 4997160), (3966, 4919040), (4032, 4838520), (4270, 4568832), (4320, 4515952), (4392, 4441920), (4480, 4354668), (4608, 4233705), (4627, 4216320), (4880, 3997728), (5040, 3870816), (5124, 3807360), (5288, 3689280), (5376, 3628890), (5490, 3553536), (5760, 3386964), (5856, 3331440), (5949, 3279360), (6048, 3225680), (6405, 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