2490852728

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 256

約数和(自身を含む): 6455500800

約数和(自身を除く): 3964648072

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 31, 37, 38, 52, 56, 62, 74, 76, 91, 104, 124, 133, 148, 152, 157, 182, 217, 247, 248, 259, 266, 296, 314, 364, 403, 434, 481, 494, 518, 532, 589, 628, 703, 728, 806, 868, 962, 988, 1036, 1064, 1099, 1147, 1178, 1256, 1406, 1612, 1729, 1736, 1924, 1976, 2041, 2072, 2198, 2294, 2356, 2812, 2821, 2983, 3224, 3367, 3458, 3848, 4082, 4123, 4396, 4588, 4712, 4867, 4921, 5624, 5642, 5809, 5966, 6734, 6916, 7657, 8029, 8164, 8246, 8792, 9139, 9176, 9734, 9842, 11284, 11618, 11932, 13468, 13832, 14287, 14911, 15314, 16058, 16328, 16492, 18278, 19468, 19684, 20881, 21793, 22568, 23236, 23864, 26936, 28574, 29822, 30628, 32116, 32984, 34069, 36556, 38779, 38936, 39368, 40663, 41762, 43586, 46472, 53599, 57148, 59644, 61256, 63271, 63973, 64232, 68138, 73112, 75517, 77558, 81326, 83524, 87172, 92473, 104377, 107198, 110371, 114296, 119288, 126542, 127946, 136276, 151034, 152551, 155116, 162652, 167048, 174344, 180079, 184946, 208754, 214396, 220742, 253084, 255892, 271453, 272552, 283309, 302068, 305102, 310232, 325304, 360158, 369892, 417508, 428792, 441484, 442897, 506168, 511784, 528619, 542906, 566618, 604136, 610204, 647311, 720316, 739784, 772597, 835016, 882968, 885794, 1057238, 1085812, 1133236, 1202149, 1220408, 1260553, 1294622, 1434823, 1440632, 1545194, 1771588, 1983163, 2114476, 2171624, 2266472, 2341027, 2404298, 2521106, 2589244, 2869646, 3090388, 3421501, 3543176, 3966326, 4228952, 4682054, 4808596, 5042212, 5178488, 5739292, 6180776, 6843002, 7932652, 8415043, 9364108, 9617192, 10043761, 10084424, 11478584, 13686004, 15865304, 16387189, 16830086, 18728216, 20087522, 23950507, 27372008, 32774378, 33660172, 40175044, 44479513, 47901014, 65548756, 67320344, 80350088, 88959026, 95802028, 131097512, 177918052, 191604056, 311356591, 355836104, 622713182, 1245426364, 2490852728]

約数ペア:

[(1, 2490852728), (2, 1245426364), (4, 622713182), (7, 355836104), (8, 311356591), (13, 191604056), (14, 177918052), (19, 131097512), (26, 95802028), (28, 88959026), (31, 80350088), (37, 67320344), (38, 65548756), (52, 47901014), (56, 44479513), (62, 40175044), (74, 33660172), (76, 32774378), (91, 27372008), (104, 23950507), (124, 20087522), (133, 18728216), (148, 16830086), (152, 16387189), (157, 15865304), (182, 13686004), (217, 11478584), (247, 10084424), (248, 10043761), (259, 9617192), (266, 9364108), (296, 8415043), (314, 7932652), (364, 6843002), (403, 6180776), (434, 5739292), (481, 5178488), (494, 5042212), (518, 4808596), (532, 4682054), (589, 4228952), (628, 3966326), (703, 3543176), (728, 3421501), (806, 3090388), (868, 2869646), (962, 2589244), (988, 2521106), (1036, 2404298), (1064, 2341027), (1099, 2266472), (1147, 2171624), (1178, 2114476), (1256, 1983163), (1406, 1771588), (1612, 1545194), (1729, 1440632), (1736, 1434823), (1924, 1294622), (1976, 1260553), (2041, 1220408), (2072, 1202149), (2198, 1133236), (2294, 1085812), (2356, 1057238), (2812, 885794), (2821, 882968), (2983, 835016), (3224, 772597), (3367, 739784), (3458, 720316), (3848, 647311), (4082, 610204), (4123, 604136), (4396, 566618), (4588, 542906), (4712, 528619), (4867, 511784), (4921, 506168), (5624, 442897), (5642, 441484), (5809, 428792), (5966, 417508), (6734, 369892), (6916, 360158), (7657, 325304), (8029, 310232), (8164, 305102), (8246, 302068), (8792, 283309), (9139, 272552), (9176, 271453), (9734, 255892), (9842, 253084), (11284, 220742), (11618, 214396), (11932, 208754), (13468, 184946), (13832, 180079), (14287, 174344), (14911, 167048), (15314, 162652), (16058, 155116), (16328, 152551), (16492, 151034), (18278, 136276), (19468, 127946), (19684, 126542), (20881, 119288), (21793, 114296), (22568, 110371), (23236, 107198), (23864, 104377), (26936, 92473), (28574, 87172), (29822, 83524), (30628, 81326), (32116, 77558), (32984, 75517), (34069, 73112), (36556, 68138), (38779, 64232), (38936, 63973), (39368, 63271), (40663, 61256), (41762, 59644), (43586, 57148), (46472, 53599)]