279955728

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:526

約数の個数: 240

約数和(自身を含む): 942439680

約数和(自身を除く): 662483952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 19, 24, 26, 34, 36, 38, 39, 48, 51, 52, 57, 68, 72, 76, 78, 102, 104, 114, 117, 136, 144, 152, 153, 156, 171, 204, 208, 221, 228, 234, 247, 272, 304, 306, 312, 323, 342, 408, 442, 456, 463, 468, 494, 612, 624, 646, 663, 684, 741, 816, 884, 912, 926, 936, 969, 988, 1224, 1292, 1326, 1368, 1389, 1482, 1768, 1852, 1872, 1938, 1976, 1989, 2223, 2448, 2584, 2652, 2736, 2778, 2907, 2964, 3536, 3704, 3876, 3952, 3978, 4167, 4199, 4446, 5168, 5304, 5556, 5814, 5928, 6019, 7408, 7752, 7871, 7956, 8334, 8398, 8797, 8892, 10608, 11112, 11628, 11856, 12038, 12597, 15504, 15742, 15912, 16668, 16796, 17594, 17784, 18057, 22224, 23256, 23613, 24076, 25194, 26391, 31484, 31824, 33336, 33592, 35188, 35568, 36114, 37791, 46512, 47226, 48152, 50388, 52782, 54171, 62968, 66672, 67184, 70376, 70839, 72228, 75582, 79173, 94452, 96304, 100776, 102323, 105564, 108342, 114361, 125936, 140752, 141678, 144456, 149549, 151164, 158346, 188904, 201552, 204646, 211128, 216684, 228722, 283356, 288912, 299098, 302328, 306969, 316692, 343083, 377808, 409292, 422256, 433368, 448647, 457444, 566712, 598196, 604656, 613938, 633384, 686166, 818584, 866736, 897294, 914888, 920907, 1029249, 1133424, 1196392, 1227876, 1266768, 1345941, 1372332, 1637168, 1794588, 1829776, 1841814, 1944137, 2058498, 2392784, 2455752, 2691882, 2744664, 3589176, 3683628, 3888274, 4116996, 4911504, 5383764, 5489328, 5832411, 7178352, 7367256, 7776548, 8233992, 10767528, 11664822, 14734512, 15553096, 16467984, 17497233, 21535056, 23329644, 31106192, 34994466, 46659288, 69988932, 93318576, 139977864, 279955728]

約数ペア:

[(1, 279955728), (2, 139977864), (3, 93318576), (4, 69988932), (6, 46659288), (8, 34994466), (9, 31106192), (12, 23329644), (13, 21535056), (16, 17497233), (17, 16467984), (18, 15553096), (19, 14734512), (24, 11664822), (26, 10767528), (34, 8233992), (36, 7776548), (38, 7367256), (39, 7178352), (48, 5832411), (51, 5489328), (52, 5383764), (57, 4911504), (68, 4116996), (72, 3888274), (76, 3683628), (78, 3589176), (102, 2744664), (104, 2691882), (114, 2455752), (117, 2392784), (136, 2058498), (144, 1944137), (152, 1841814), (153, 1829776), (156, 1794588), (171, 1637168), (204, 1372332), (208, 1345941), (221, 1266768), (228, 1227876), (234, 1196392), (247, 1133424), (272, 1029249), (304, 920907), (306, 914888), (312, 897294), (323, 866736), (342, 818584), (408, 686166), (442, 633384), (456, 613938), (463, 604656), (468, 598196), (494, 566712), (612, 457444), (624, 448647), (646, 433368), (663, 422256), (684, 409292), (741, 377808), (816, 343083), (884, 316692), (912, 306969), (926, 302328), (936, 299098), (969, 288912), (988, 283356), (1224, 228722), (1292, 216684), (1326, 211128), (1368, 204646), (1389, 201552), (1482, 188904), (1768, 158346), (1852, 151164), (1872, 149549), (1938, 144456), (1976, 141678), (1989, 140752), (2223, 125936), (2448, 114361), (2584, 108342), (2652, 105564), (2736, 102323), (2778, 100776), (2907, 96304), (2964, 94452), (3536, 79173), (3704, 75582), (3876, 72228), (3952, 70839), (3978, 70376), (4167, 67184), (4199, 66672), (4446, 62968), (5168, 54171), (5304, 52782), (5556, 50388), (5814, 48152), (5928, 47226), (6019, 46512), (7408, 37791), (7752, 36114), (7871, 35568), (7956, 35188), (8334, 33592), (8398, 33336), (8797, 31824), (8892, 31484), (10608, 26391), (11112, 25194), (11628, 24076), (11856, 23613), (12038, 23256), (12597, 22224), (15504, 18057), (15742, 17784), (15912, 17594), (16668, 16796)]