20653776

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:114

約数の個数: 240

約数和(自身を含む): 73120320

約数和(自身を除く): 52466544

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 17, 18, 22, 24, 26, 33, 34, 36, 39, 44, 48, 51, 52, 59, 66, 68, 72, 78, 88, 99, 102, 104, 117, 118, 132, 136, 143, 144, 153, 156, 176, 177, 187, 198, 204, 208, 221, 234, 236, 264, 272, 286, 306, 312, 354, 374, 396, 408, 429, 442, 468, 472, 528, 531, 561, 572, 612, 624, 649, 663, 708, 748, 767, 792, 816, 858, 884, 936, 944, 1003, 1062, 1122, 1144, 1224, 1287, 1298, 1326, 1416, 1496, 1534, 1584, 1683, 1716, 1768, 1872, 1947, 1989, 2006, 2124, 2244, 2288, 2301, 2431, 2448, 2574, 2596, 2652, 2832, 2992, 3009, 3068, 3366, 3432, 3536, 3894, 3978, 4012, 4248, 4488, 4602, 4862, 5148, 5192, 5304, 5841, 6018, 6136, 6732, 6864, 6903, 7293, 7788, 7956, 8024, 8437, 8496, 8976, 9027, 9204, 9724, 10296, 10384, 10608, 11033, 11682, 12036, 12272, 13039, 13464, 13806, 14586, 15576, 15912, 16048, 16874, 18054, 18408, 19448, 20592, 21879, 22066, 23364, 24072, 25311, 26078, 26928, 27612, 29172, 31152, 31824, 33099, 33748, 36108, 36816, 38896, 39117, 43758, 44132, 46728, 48144, 50622, 52156, 55224, 58344, 66198, 67496, 72216, 75933, 78234, 87516, 88264, 93456, 99297, 101244, 104312, 110448, 116688, 117351, 132396, 134992, 143429, 144432, 151866, 156468, 175032, 176528, 198594, 202488, 208624, 234702, 264792, 286858, 303732, 312936, 350064, 397188, 404976, 430287, 469404, 529584, 573716, 607464, 625872, 794376, 860574, 938808, 1147432, 1214928, 1290861, 1588752, 1721148, 1877616, 2294864, 2581722, 3442296, 5163444, 6884592, 10326888, 20653776]

約数ペア:

[(1, 20653776), (2, 10326888), (3, 6884592), (4, 5163444), (6, 3442296), (8, 2581722), (9, 2294864), (11, 1877616), (12, 1721148), (13, 1588752), (16, 1290861), (17, 1214928), (18, 1147432), (22, 938808), (24, 860574), (26, 794376), (33, 625872), (34, 607464), (36, 573716), (39, 529584), (44, 469404), (48, 430287), (51, 404976), (52, 397188), (59, 350064), (66, 312936), (68, 303732), (72, 286858), (78, 264792), (88, 234702), (99, 208624), (102, 202488), (104, 198594), (117, 176528), (118, 175032), (132, 156468), (136, 151866), (143, 144432), (144, 143429), (153, 134992), (156, 132396), (176, 117351), (177, 116688), (187, 110448), (198, 104312), (204, 101244), (208, 99297), (221, 93456), (234, 88264), (236, 87516), (264, 78234), (272, 75933), (286, 72216), (306, 67496), (312, 66198), (354, 58344), (374, 55224), (396, 52156), (408, 50622), (429, 48144), (442, 46728), (468, 44132), (472, 43758), (528, 39117), (531, 38896), (561, 36816), (572, 36108), (612, 33748), (624, 33099), (649, 31824), (663, 31152), (708, 29172), (748, 27612), (767, 26928), (792, 26078), (816, 25311), (858, 24072), (884, 23364), (936, 22066), (944, 21879), (1003, 20592), (1062, 19448), (1122, 18408), (1144, 18054), (1224, 16874), (1287, 16048), (1298, 15912), (1326, 15576), (1416, 14586), (1496, 13806), (1534, 13464), (1584, 13039), (1683, 12272), (1716, 12036), (1768, 11682), (1872, 11033), (1947, 10608), (1989, 10384), (2006, 10296), (2124, 9724), (2244, 9204), (2288, 9027), (2301, 8976), (2431, 8496), (2448, 8437), (2574, 8024), (2596, 7956), (2652, 7788), (2832, 7293), (2992, 6903), (3009, 6864), (3068, 6732), (3366, 6136), (3432, 6018), (3536, 5841), (3894, 5304), (3978, 5192), (4012, 5148), (4248, 4862), (4488, 4602)]