209743128

素因数分解:

$2^3\times 3^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:204

約数の個数: 256

約数和(自身を含む): 720000000

約数和(自身を除く): 510256872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 49, 54, 56, 57, 63, 72, 76, 84, 98, 108, 114, 126, 133, 147, 149, 152, 168, 171, 189, 196, 216, 228, 252, 266, 294, 298, 342, 343, 378, 392, 399, 441, 447, 456, 504, 513, 532, 588, 596, 684, 686, 756, 798, 882, 894, 931, 1026, 1029, 1043, 1064, 1176, 1192, 1197, 1323, 1341, 1368, 1372, 1512, 1596, 1764, 1788, 1862, 2052, 2058, 2086, 2394, 2646, 2682, 2744, 2793, 2831, 3087, 3129, 3192, 3528, 3576, 3591, 3724, 4023, 4104, 4116, 4172, 4788, 5292, 5364, 5586, 5662, 6174, 6258, 6517, 7182, 7301, 7448, 8046, 8232, 8344, 8379, 8493, 9261, 9387, 9576, 10584, 10728, 11172, 11324, 12348, 12516, 13034, 14364, 14602, 16092, 16758, 16986, 18522, 18774, 19551, 19817, 21903, 22344, 22648, 24696, 25032, 25137, 25479, 26068, 28161, 28728, 29204, 32184, 33516, 33972, 37044, 37548, 39102, 39634, 43806, 50274, 50958, 51107, 52136, 56322, 58408, 58653, 59451, 65709, 67032, 67944, 74088, 75096, 76437, 78204, 79268, 87612, 100548, 101916, 102214, 112644, 117306, 118902, 131418, 138719, 152874, 153321, 156408, 158536, 175224, 175959, 178353, 197127, 201096, 203832, 204428, 225288, 234612, 237804, 262836, 277438, 305748, 306642, 351918, 356706, 394254, 408856, 416157, 459963, 469224, 475608, 525672, 535059, 554876, 611496, 613284, 703836, 713412, 788508, 832314, 919926, 971033, 1070118, 1109752, 1226568, 1248471, 1379889, 1407672, 1426824, 1577016, 1664628, 1839852, 1942066, 2140236, 2496942, 2759778, 2913099, 3329256, 3679704, 3745413, 3884132, 4280472, 4993884, 5519556, 5826198, 7490826, 7768264, 8739297, 9987768, 11039112, 11652396, 14981652, 17478594, 23304792, 26217891, 29963304, 34957188, 52435782, 69914376, 104871564, 209743128]

約数ペア:

[(1, 209743128), (2, 104871564), (3, 69914376), (4, 52435782), (6, 34957188), (7, 29963304), (8, 26217891), (9, 23304792), (12, 17478594), (14, 14981652), (18, 11652396), (19, 11039112), (21, 9987768), (24, 8739297), (27, 7768264), (28, 7490826), (36, 5826198), (38, 5519556), (42, 4993884), (49, 4280472), (54, 3884132), (56, 3745413), (57, 3679704), (63, 3329256), (72, 2913099), (76, 2759778), (84, 2496942), (98, 2140236), (108, 1942066), (114, 1839852), (126, 1664628), (133, 1577016), (147, 1426824), (149, 1407672), (152, 1379889), (168, 1248471), (171, 1226568), (189, 1109752), (196, 1070118), (216, 971033), (228, 919926), (252, 832314), (266, 788508), (294, 713412), (298, 703836), (342, 613284), (343, 611496), (378, 554876), (392, 535059), (399, 525672), (441, 475608), (447, 469224), (456, 459963), (504, 416157), (513, 408856), (532, 394254), (588, 356706), (596, 351918), (684, 306642), (686, 305748), (756, 277438), (798, 262836), (882, 237804), (894, 234612), (931, 225288), (1026, 204428), (1029, 203832), (1043, 201096), (1064, 197127), (1176, 178353), (1192, 175959), (1197, 175224), (1323, 158536), (1341, 156408), (1368, 153321), (1372, 152874), (1512, 138719), (1596, 131418), (1764, 118902), (1788, 117306), (1862, 112644), (2052, 102214), (2058, 101916), (2086, 100548), (2394, 87612), (2646, 79268), (2682, 78204), (2744, 76437), (2793, 75096), (2831, 74088), (3087, 67944), (3129, 67032), (3192, 65709), (3528, 59451), (3576, 58653), (3591, 58408), (3724, 56322), (4023, 52136), (4104, 51107), (4116, 50958), (4172, 50274), (4788, 43806), (5292, 39634), (5364, 39102), (5586, 37548), (5662, 37044), (6174, 33972), (6258, 33516), (6517, 32184), (7182, 29204), (7301, 28728), (7448, 28161), (8046, 26068), (8232, 25479), (8344, 25137), (8379, 25032), (8493, 24696), (9261, 22648), (9387, 22344), (9576, 21903), (10584, 19817), (10728, 19551), (11172, 18774), (11324, 18522), (12348, 16986), (12516, 16758), (13034, 16092), (14364, 14602)]