20918261760

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{601}}^1$

素因数の和:745

約数の個数: 384

約数和(自身を含む): 73837370880

約数和(自身を除く): 52919109120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 103, 110, 120, 128, 132, 160, 165, 176, 192, 206, 220, 240, 256, 264, 309, 320, 330, 352, 384, 412, 440, 480, 512, 515, 528, 601, 618, 640, 660, 704, 768, 824, 880, 960, 1024, 1030, 1056, 1133, 1202, 1236, 1280, 1320, 1408, 1536, 1545, 1648, 1760, 1803, 1920, 2048, 2060, 2112, 2266, 2404, 2472, 2560, 2640, 2816, 3005, 3072, 3090, 3296, 3399, 3520, 3606, 3840, 4120, 4224, 4532, 4808, 4944, 5120, 5280, 5632, 5665, 6010, 6144, 6180, 6592, 6611, 6798, 7040, 7212, 7680, 8240, 8448, 9015, 9064, 9616, 9888, 10240, 10560, 11264, 11330, 12020, 12360, 13184, 13222, 13596, 14080, 14424, 15360, 16480, 16896, 16995, 18030, 18128, 19232, 19776, 19833, 21120, 22528, 22660, 24040, 24720, 26368, 26444, 27192, 28160, 28848, 30720, 32960, 33055, 33792, 33990, 36060, 36256, 38464, 39552, 39666, 42240, 45320, 48080, 49440, 52736, 52888, 54384, 56320, 57696, 61903, 65920, 66110, 67584, 67980, 72120, 72512, 76928, 79104, 79332, 84480, 90640, 96160, 98880, 99165, 105472, 105776, 108768, 112640, 115392, 123806, 131840, 132220, 135960, 144240, 145024, 153856, 158208, 158664, 168960, 181280, 185709, 192320, 197760, 198330, 210944, 211552, 217536, 230784, 247612, 263680, 264440, 271920, 288480, 290048, 307712, 309515, 316416, 317328, 337920, 362560, 371418, 384640, 395520, 396660, 423104, 435072, 461568, 495224, 527360, 528880, 543840, 576960, 580096, 615424, 619030, 632832, 634656, 680933, 725120, 742836, 769280, 791040, 793320, 846208, 870144, 923136, 928545, 990448, 1054720, 1057760, 1087680, 1153920, 1160192, 1230848, 1238060, 1269312, 1361866, 1450240, 1485672, 1538560, 1582080, 1586640, 1692416, 1740288, 1846272, 1857090, 1980896, 2042799, 2115520, 2175360, 2307840, 2320384, 2476120, 2538624, 2723732, 2900480, 2971344, 3077120, 3164160, 3173280, 3384832, 3404665, 3480576, 3692544, 3714180, 3961792, 4085598, 4231040, 4350720, 4615680, 4952240, 5077248, 5447464, 5800960, 5942688, 6154240, 6346560, 6769664, 6809330, 6961152, 7428360, 7923584, 8171196, 8462080, 8701440, 9231360, 9904480, 10154496, 10213995, 10894928, 11601920, 11885376, 12693120, 13539328, 13618660, 14856720, 15847168, 16342392, 16924160, 17402880, 18462720, 19808960, 20308992, 20427990, 21789856, 23770752, 25386240, 27237320, 29713440, 31694336, 32684784, 33848320, 34805760, 39617920, 40617984, 40855980, 43579712, 47541504, 50772480, 54474640, 59426880, 63388672, 65369568, 67696640, 79235840, 81711960, 87159424, 95083008, 101544960, 108949280, 118853760, 126777344, 130739136, 158471680, 163423920, 174318848, 190166016, 203089920, 217898560, 237707520, 261478272, 316943360, 326847840, 348637696, 380332032, 435797120, 475415040, 522956544, 633886720, 653695680, 697275392, 871594240, 950830080, 1045913088, 1307391360, 1394550784, 1743188480, 1901660160, 2091826176, 2614782720, 3486376960, 4183652352, 5229565440, 6972753920, 10459130880, 20918261760]

約数ペア:

[(1, 20918261760), (2, 10459130880), (3, 6972753920), (4, 5229565440), (5, 4183652352), (6, 3486376960), (8, 2614782720), (10, 2091826176), (11, 1901660160), (12, 1743188480), (15, 1394550784), (16, 1307391360), (20, 1045913088), (22, 950830080), (24, 871594240), (30, 697275392), (32, 653695680), (33, 633886720), (40, 522956544), (44, 475415040), (48, 435797120), (55, 380332032), (60, 348637696), (64, 326847840), (66, 316943360), (80, 261478272), (88, 237707520), (96, 217898560), (103, 203089920), (110, 190166016), (120, 174318848), (128, 163423920), (132, 158471680), (160, 130739136), (165, 126777344), (176, 118853760), (192, 108949280), (206, 101544960), (220, 95083008), (240, 87159424), (256, 81711960), (264, 79235840), (309, 67696640), (320, 65369568), (330, 63388672), (352, 59426880), (384, 54474640), (412, 50772480), (440, 47541504), (480, 43579712), (512, 40855980), (515, 40617984), (528, 39617920), (601, 34805760), (618, 33848320), (640, 32684784), (660, 31694336), (704, 29713440), (768, 27237320), (824, 25386240), (880, 23770752), (960, 21789856), (1024, 20427990), (1030, 20308992), (1056, 19808960), (1133, 18462720), (1202, 17402880), (1236, 16924160), (1280, 16342392), (1320, 15847168), (1408, 14856720), (1536, 13618660), (1545, 13539328), (1648, 12693120), (1760, 11885376), (1803, 11601920), (1920, 10894928), (2048, 10213995), (2060, 10154496), (2112, 9904480), (2266, 9231360), (2404, 8701440), (2472, 8462080), (2560, 8171196), (2640, 7923584), (2816, 7428360), (3005, 6961152), (3072, 6809330), (3090, 6769664), (3296, 6346560), (3399, 6154240), (3520, 5942688), (3606, 5800960), (3840, 5447464), (4120, 5077248), (4224, 4952240), (4532, 4615680), (4808, 4350720), (4944, 4231040), (5120, 4085598), (5280, 3961792), (5632, 3714180), (5665, 3692544), (6010, 3480576), (6144, 3404665), (6180, 3384832), (6592, 3173280), (6611, 3164160), (6798, 3077120), (7040, 2971344), (7212, 2900480), (7680, 2723732), (8240, 2538624), (8448, 2476120), (9015, 2320384), (9064, 2307840), (9616, 2175360), (9888, 2115520), (10240, 2042799), (10560, 1980896), (11264, 1857090), (11330, 1846272), (12020, 1740288), (12360, 1692416), (13184, 1586640), (13222, 1582080), (13596, 1538560), (14080, 1485672), (14424, 1450240), (15360, 1361866), (16480, 1269312), (16896, 1238060), (16995, 1230848), (18030, 1160192), (18128, 1153920), (19232, 1087680), (19776, 1057760), (19833, 1054720), (21120, 990448), (22528, 928545), (22660, 923136), (24040, 870144), (24720, 846208), (26368, 793320), (26444, 791040), (27192, 769280), (28160, 742836), (28848, 725120), (30720, 680933), (32960, 634656), (33055, 632832), (33792, 619030), (33990, 615424), (36060, 580096), (36256, 576960), (38464, 543840), (39552, 528880), (39666, 527360), (42240, 495224), (45320, 461568), (48080, 435072), (49440, 423104), (52736, 396660), (52888, 395520), (54384, 384640), (56320, 371418), (57696, 362560), (61903, 337920), (65920, 317328), (66110, 316416), (67584, 309515), (67980, 307712), (72120, 290048), (72512, 288480), (76928, 271920), (79104, 264440), (79332, 263680), (84480, 247612), (90640, 230784), (96160, 217536), (98880, 211552), (99165, 210944), (105472, 198330), (105776, 197760), (108768, 192320), (112640, 185709), (115392, 181280), (123806, 168960), (131840, 158664), (132220, 158208), (135960, 153856), (144240, 145024)]