261708480

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{751}}^1$

素因数の和:796

約数の個数: 252

約数和(自身を含む): 990758496

約数和(自身を除く): 729050016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 121, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 242, 264, 288, 320, 330, 352, 360, 363, 396, 440, 480, 484, 495, 528, 576, 605, 660, 704, 720, 726, 751, 792, 880, 960, 968, 990, 1056, 1089, 1210, 1320, 1440, 1452, 1502, 1584, 1760, 1815, 1936, 1980, 2112, 2178, 2253, 2420, 2640, 2880, 2904, 3004, 3168, 3520, 3630, 3755, 3872, 3960, 4356, 4506, 4840, 5280, 5445, 5808, 6008, 6336, 6759, 7260, 7510, 7744, 7920, 8261, 8712, 9012, 9680, 10560, 10890, 11265, 11616, 12016, 13518, 14520, 15020, 15840, 16522, 17424, 18024, 19360, 21780, 22530, 23232, 24032, 24783, 27036, 29040, 30040, 31680, 33044, 33795, 34848, 36048, 38720, 41305, 43560, 45060, 48064, 49566, 54072, 58080, 60080, 66088, 67590, 69696, 72096, 74349, 82610, 87120, 90120, 90871, 99132, 108144, 116160, 120160, 123915, 132176, 135180, 144192, 148698, 165220, 174240, 180240, 181742, 198264, 216288, 240320, 247830, 264352, 270360, 272613, 297396, 330440, 348480, 360480, 363484, 371745, 396528, 432576, 454355, 495660, 528704, 540720, 545226, 594792, 660880, 720960, 726968, 743490, 793056, 817839, 908710, 991320, 1081440, 1090452, 1189584, 1321760, 1363065, 1453936, 1486980, 1586112, 1635678, 1817420, 1982640, 2162880, 2180904, 2379168, 2643520, 2726130, 2907872, 2973960, 3271356, 3634840, 3965280, 4089195, 4361808, 4758336, 5452260, 5815744, 5947920, 6542712, 7269680, 7930560, 8178390, 8723616, 10904520, 11895840, 13085424, 14539360, 16356780, 17447232, 21809040, 23791680, 26170848, 29078720, 32713560, 43618080, 52341696, 65427120, 87236160, 130854240, 261708480]

約数ペア:

[(1, 261708480), (2, 130854240), (3, 87236160), (4, 65427120), (5, 52341696), (6, 43618080), (8, 32713560), (9, 29078720), (10, 26170848), (11, 23791680), (12, 21809040), (15, 17447232), (16, 16356780), (18, 14539360), (20, 13085424), (22, 11895840), (24, 10904520), (30, 8723616), (32, 8178390), (33, 7930560), (36, 7269680), (40, 6542712), (44, 5947920), (45, 5815744), (48, 5452260), (55, 4758336), (60, 4361808), (64, 4089195), (66, 3965280), (72, 3634840), (80, 3271356), (88, 2973960), (90, 2907872), (96, 2726130), (99, 2643520), (110, 2379168), (120, 2180904), (121, 2162880), (132, 1982640), (144, 1817420), (160, 1635678), (165, 1586112), (176, 1486980), (180, 1453936), (192, 1363065), (198, 1321760), (220, 1189584), (240, 1090452), (242, 1081440), (264, 991320), (288, 908710), (320, 817839), (330, 793056), (352, 743490), (360, 726968), (363, 720960), (396, 660880), (440, 594792), (480, 545226), (484, 540720), (495, 528704), (528, 495660), (576, 454355), (605, 432576), (660, 396528), (704, 371745), (720, 363484), (726, 360480), (751, 348480), (792, 330440), (880, 297396), (960, 272613), (968, 270360), (990, 264352), (1056, 247830), (1089, 240320), (1210, 216288), (1320, 198264), (1440, 181742), (1452, 180240), (1502, 174240), (1584, 165220), (1760, 148698), (1815, 144192), (1936, 135180), (1980, 132176), (2112, 123915), (2178, 120160), (2253, 116160), (2420, 108144), (2640, 99132), (2880, 90871), (2904, 90120), (3004, 87120), (3168, 82610), (3520, 74349), (3630, 72096), (3755, 69696), (3872, 67590), (3960, 66088), (4356, 60080), (4506, 58080), (4840, 54072), (5280, 49566), (5445, 48064), (5808, 45060), (6008, 43560), (6336, 41305), (6759, 38720), (7260, 36048), (7510, 34848), (7744, 33795), (7920, 33044), (8261, 31680), (8712, 30040), (9012, 29040), (9680, 27036), (10560, 24783), (10890, 24032), (11265, 23232), (11616, 22530), (12016, 21780), (13518, 19360), (14520, 18024), (15020, 17424), (15840, 16522)]