20742778728

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{1151}}^1$

素因数の和:1342

約数の個数: 320

約数和(自身を含む): 69249945600

約数和(自身を除く): 48507166872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 29, 36, 42, 54, 56, 58, 63, 72, 81, 84, 87, 108, 116, 126, 137, 162, 168, 174, 189, 203, 216, 232, 252, 261, 274, 324, 348, 378, 406, 411, 504, 522, 548, 567, 609, 648, 696, 756, 783, 812, 822, 959, 1044, 1096, 1134, 1151, 1218, 1233, 1512, 1566, 1624, 1644, 1827, 1918, 2088, 2268, 2302, 2349, 2436, 2466, 2877, 3132, 3288, 3453, 3654, 3699, 3836, 3973, 4536, 4604, 4698, 4872, 4932, 5481, 5754, 6264, 6906, 7308, 7398, 7672, 7946, 8057, 8631, 9208, 9396, 9864, 10359, 10962, 11097, 11508, 11919, 13812, 14616, 14796, 15892, 16114, 16443, 17262, 18792, 20718, 21924, 22194, 23016, 23838, 24171, 25893, 27624, 27811, 29592, 31077, 31784, 32228, 32886, 33379, 34524, 35757, 41436, 43848, 44388, 47676, 48342, 51786, 55622, 62154, 64456, 65772, 66758, 69048, 71514, 72513, 77679, 82872, 83433, 88776, 93231, 95352, 96684, 100137, 103572, 107271, 111244, 124308, 131544, 133516, 143028, 145026, 155358, 157687, 166866, 186462, 193368, 200274, 207144, 214542, 217539, 222488, 233653, 248616, 250299, 267032, 286056, 290052, 300411, 310716, 315374, 321813, 333732, 372924, 400548, 429084, 435078, 467306, 473061, 500598, 580104, 600822, 621432, 630748, 643626, 652617, 667464, 700959, 745848, 750897, 801096, 858168, 870156, 901233, 934612, 946122, 1001196, 1103809, 1201644, 1261496, 1287252, 1305234, 1401918, 1419183, 1501794, 1740312, 1802466, 1869224, 1892244, 2002392, 2102877, 2207618, 2252691, 2403288, 2574504, 2610468, 2703699, 2803836, 2838366, 3003588, 3311427, 3604932, 3784488, 4205754, 4257549, 4415236, 4505382, 4572923, 5220936, 5407398, 5607672, 5676732, 6007176, 6308631, 6622854, 7209864, 8411508, 8515098, 8830472, 9010764, 9145846, 9934281, 10814796, 11353464, 12617262, 12772647, 13245708, 13718769, 16823016, 17030196, 18021528, 18291692, 18925893, 19868562, 21629592, 25234524, 25545294, 26491416, 27437538, 29802843, 32010461, 34060392, 36583384, 37851786, 39737124, 41156307, 50469048, 51090588, 54875076, 59605686, 64020922, 75703572, 79474248, 82312614, 89408529, 96031383, 102181176, 109750152, 119211372, 123468921, 128041844, 151407144, 164625228, 178817058, 192062766, 238422744, 246937842, 256083688, 288094149, 329250456, 357634116, 370406763, 384125532, 493875684, 576188298, 715268232, 740813526, 768251064, 864282447, 987751368, 1152376596, 1481627052, 1728564894, 2304753192, 2592847341, 2963254104, 3457129788, 5185694682, 6914259576, 10371389364, 20742778728]

約数ペア:

[(1, 20742778728), (2, 10371389364), (3, 6914259576), (4, 5185694682), (6, 3457129788), (7, 2963254104), (8, 2592847341), (9, 2304753192), (12, 1728564894), (14, 1481627052), (18, 1152376596), (21, 987751368), (24, 864282447), (27, 768251064), (28, 740813526), (29, 715268232), (36, 576188298), (42, 493875684), (54, 384125532), (56, 370406763), (58, 357634116), (63, 329250456), (72, 288094149), (81, 256083688), (84, 246937842), (87, 238422744), (108, 192062766), (116, 178817058), (126, 164625228), (137, 151407144), (162, 128041844), (168, 123468921), (174, 119211372), (189, 109750152), (203, 102181176), (216, 96031383), (232, 89408529), (252, 82312614), (261, 79474248), (274, 75703572), (324, 64020922), (348, 59605686), (378, 54875076), (406, 51090588), (411, 50469048), (504, 41156307), (522, 39737124), (548, 37851786), (567, 36583384), (609, 34060392), (648, 32010461), (696, 29802843), (756, 27437538), (783, 26491416), (812, 25545294), (822, 25234524), (959, 21629592), (1044, 19868562), (1096, 18925893), (1134, 18291692), (1151, 18021528), (1218, 17030196), (1233, 16823016), (1512, 13718769), (1566, 13245708), (1624, 12772647), (1644, 12617262), (1827, 11353464), (1918, 10814796), (2088, 9934281), (2268, 9145846), (2302, 9010764), (2349, 8830472), (2436, 8515098), (2466, 8411508), (2877, 7209864), (3132, 6622854), (3288, 6308631), (3453, 6007176), (3654, 5676732), (3699, 5607672), (3836, 5407398), (3973, 5220936), (4536, 4572923), (4604, 4505382), (4698, 4415236), (4872, 4257549), (4932, 4205754), (5481, 3784488), (5754, 3604932), (6264, 3311427), (6906, 3003588), (7308, 2838366), (7398, 2803836), (7672, 2703699), (7946, 2610468), (8057, 2574504), (8631, 2403288), (9208, 2252691), (9396, 2207618), (9864, 2102877), (10359, 2002392), (10962, 1892244), (11097, 1869224), (11508, 1802466), (11919, 1740312), (13812, 1501794), (14616, 1419183), (14796, 1401918), (15892, 1305234), (16114, 1287252), (16443, 1261496), (17262, 1201644), (18792, 1103809), (20718, 1001196), (21924, 946122), (22194, 934612), (23016, 901233), (23838, 870156), (24171, 858168), (25893, 801096), (27624, 750897), (27811, 745848), (29592, 700959), (31077, 667464), (31784, 652617), (32228, 643626), (32886, 630748), (33379, 621432), (34524, 600822), (35757, 580104), (41436, 500598), (43848, 473061), (44388, 467306), (47676, 435078), (48342, 429084), (51786, 400548), (55622, 372924), (62154, 333732), (64456, 321813), (65772, 315374), (66758, 310716), (69048, 300411), (71514, 290052), (72513, 286056), (77679, 267032), (82872, 250299), (83433, 248616), (88776, 233653), (93231, 222488), (95352, 217539), (96684, 214542), (100137, 207144), (103572, 200274), (107271, 193368), (111244, 186462), (124308, 166866), (131544, 157687), (133516, 155358), (143028, 145026)]