18821365920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{1303}}^1\times {\mathrm{1433}}^1$

素因数の和:2764

約数の個数: 288

約数和(自身を含む): 73510924032

約数和(自身を除く): 54689558112

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, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1303, 1433, 1440, 1680, 2016, 2520, 2606, 2866, 3360, 3909, 4299, 5040, 5212, 5732, 6515, 7165, 7818, 8598, 9121, 10031, 10080, 10424, 11464, 11727, 12897, 13030, 14330, 15636, 17196, 18242, 19545, 20062, 20848, 21495, 22928, 23454, 25794, 26060, 27363, 28660, 30093, 31272, 34392, 36484, 39090, 40124, 41696, 42990, 45605, 45856, 46908, 50155, 51588, 52120, 54726, 57320, 58635, 60186, 62544, 64485, 68784, 72968, 78180, 80248, 82089, 85980, 90279, 91210, 93816, 100310, 103176, 104240, 109452, 114640, 117270, 120372, 125088, 128970, 136815, 137568, 145936, 150465, 156360, 160496, 164178, 171960, 180558, 182420, 187632, 200620, 206352, 208480, 218904, 229280, 234540, 240744, 257940, 273630, 291872, 300930, 312720, 320992, 328356, 343920, 361116, 364840, 375264, 401240, 410445, 412704, 437808, 451395, 469080, 481488, 515880, 547260, 601860, 625440, 656712, 687840, 722232, 729680, 802480, 820890, 875616, 902790, 938160, 962976, 1031760, 1094520, 1203720, 1313424, 1444464, 1459360, 1604960, 1641780, 1805580, 1867199, 1876320, 2063520, 2189040, 2407440, 2626848, 2888928, 3283560, 3611160, 3734398, 4378080, 4814880, 5601597, 6567120, 7222320, 7468796, 9335995, 11203194, 13070393, 13134240, 14444640, 14937592, 16804791, 18671990, 22406388, 26140786, 28007985, 29875184, 33609582, 37343980, 39211179, 44812776, 52281572, 56015970, 59750368, 65351965, 67219164, 74687960, 78422358, 84023955, 89625552, 104563144, 112031940, 117633537, 130703930, 134438328, 149375920, 156844716, 168047910, 179251104, 196055895, 209126288, 224063880, 235267074, 261407860, 268876656, 298751840, 313689432, 336095820, 392111790, 418252576, 448127760, 470534148, 522815720, 537753312, 588167685, 627378864, 672191640, 784223580, 896255520, 941068296, 1045631440, 1176335370, 1254757728, 1344383280, 1568447160, 1882136592, 2091262880, 2352670740, 2688766560, 3136894320, 3764273184, 4705341480, 6273788640, 9410682960, 18821365920]

約数ペア:

[(1, 18821365920), (2, 9410682960), (3, 6273788640), (4, 4705341480), (5, 3764273184), (6, 3136894320), (7, 2688766560), (8, 2352670740), (9, 2091262880), (10, 1882136592), (12, 1568447160), (14, 1344383280), (15, 1254757728), (16, 1176335370), (18, 1045631440), (20, 941068296), (21, 896255520), (24, 784223580), (28, 672191640), (30, 627378864), (32, 588167685), (35, 537753312), (36, 522815720), (40, 470534148), (42, 448127760), (45, 418252576), (48, 392111790), (56, 336095820), (60, 313689432), (63, 298751840), (70, 268876656), (72, 261407860), (80, 235267074), (84, 224063880), (90, 209126288), (96, 196055895), (105, 179251104), (112, 168047910), (120, 156844716), (126, 149375920), (140, 134438328), (144, 130703930), (160, 117633537), (168, 112031940), (180, 104563144), (210, 89625552), (224, 84023955), (240, 78422358), (252, 74687960), (280, 67219164), (288, 65351965), (315, 59750368), (336, 56015970), (360, 52281572), (420, 44812776), (480, 39211179), (504, 37343980), (560, 33609582), (630, 29875184), (672, 28007985), (720, 26140786), (840, 22406388), (1008, 18671990), (1120, 16804791), (1260, 14937592), (1303, 14444640), (1433, 13134240), (1440, 13070393), (1680, 11203194), (2016, 9335995), (2520, 7468796), (2606, 7222320), (2866, 6567120), (3360, 5601597), (3909, 4814880), (4299, 4378080), (5040, 3734398), (5212, 3611160), (5732, 3283560), (6515, 2888928), (7165, 2626848), (7818, 2407440), (8598, 2189040), (9121, 2063520), (10031, 1876320), (10080, 1867199), (10424, 1805580), (11464, 1641780), (11727, 1604960), (12897, 1459360), (13030, 1444464), (14330, 1313424), (15636, 1203720), (17196, 1094520), (18242, 1031760), (19545, 962976), (20062, 938160), (20848, 902790), (21495, 875616), (22928, 820890), (23454, 802480), (25794, 729680), (26060, 722232), (27363, 687840), (28660, 656712), (30093, 625440), (31272, 601860), (34392, 547260), (36484, 515880), (39090, 481488), (40124, 469080), (41696, 451395), (42990, 437808), (45605, 412704), (45856, 410445), (46908, 401240), (50155, 375264), (51588, 364840), (52120, 361116), (54726, 343920), (57320, 328356), (58635, 320992), (60186, 312720), (62544, 300930), (64485, 291872), (68784, 273630), (72968, 257940), (78180, 240744), (80248, 234540), (82089, 229280), (85980, 218904), (90279, 208480), (91210, 206352), (93816, 200620), (100310, 187632), (103176, 182420), (104240, 180558), (109452, 171960), (114640, 164178), (117270, 160496), (120372, 156360), (125088, 150465), (128970, 145936), (136815, 137568)]