1212992640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{839}}^1$

素因数の和:1115

約数の個数: 192

約数和(自身を含む): 4210315200

約数和(自身を除く): 2997322560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 251, 288, 320, 360, 384, 480, 502, 576, 640, 720, 753, 839, 960, 1004, 1152, 1255, 1440, 1506, 1678, 1920, 2008, 2259, 2510, 2517, 2880, 3012, 3356, 3765, 4016, 4195, 4518, 5020, 5034, 5760, 6024, 6712, 7530, 7551, 8032, 8390, 9036, 10040, 10068, 11295, 12048, 12585, 13424, 15060, 15102, 16064, 16780, 18072, 20080, 20136, 22590, 24096, 25170, 26848, 30120, 30204, 32128, 33560, 36144, 37755, 40160, 40272, 45180, 48192, 50340, 53696, 60240, 60408, 67120, 72288, 75510, 80320, 80544, 90360, 96384, 100680, 107392, 120480, 120816, 134240, 144576, 151020, 160640, 161088, 180720, 201360, 210589, 240960, 241632, 268480, 289152, 302040, 322176, 361440, 402720, 421178, 481920, 483264, 536960, 604080, 631767, 722880, 805440, 842356, 966528, 1052945, 1208160, 1263534, 1445760, 1610880, 1684712, 1895301, 2105890, 2416320, 2527068, 3158835, 3369424, 3790602, 4211780, 4832640, 5054136, 6317670, 6738848, 7581204, 8423560, 9476505, 10108272, 12635340, 13477696, 15162408, 16847120, 18953010, 20216544, 25270680, 26955392, 30324816, 33694240, 37906020, 40433088, 50541360, 60649632, 67388480, 75812040, 80866176, 101082720, 121299264, 134776960, 151624080, 202165440, 242598528, 303248160, 404330880, 606496320, 1212992640]

約数ペア:

[(1, 1212992640), (2, 606496320), (3, 404330880), (4, 303248160), (5, 242598528), (6, 202165440), (8, 151624080), (9, 134776960), (10, 121299264), (12, 101082720), (15, 80866176), (16, 75812040), (18, 67388480), (20, 60649632), (24, 50541360), (30, 40433088), (32, 37906020), (36, 33694240), (40, 30324816), (45, 26955392), (48, 25270680), (60, 20216544), (64, 18953010), (72, 16847120), (80, 15162408), (90, 13477696), (96, 12635340), (120, 10108272), (128, 9476505), (144, 8423560), (160, 7581204), (180, 6738848), (192, 6317670), (240, 5054136), (251, 4832640), (288, 4211780), (320, 3790602), (360, 3369424), (384, 3158835), (480, 2527068), (502, 2416320), (576, 2105890), (640, 1895301), (720, 1684712), (753, 1610880), (839, 1445760), (960, 1263534), (1004, 1208160), (1152, 1052945), (1255, 966528), (1440, 842356), (1506, 805440), (1678, 722880), (1920, 631767), (2008, 604080), (2259, 536960), (2510, 483264), (2517, 481920), (2880, 421178), (3012, 402720), (3356, 361440), (3765, 322176), (4016, 302040), (4195, 289152), (4518, 268480), (5020, 241632), (5034, 240960), (5760, 210589), (6024, 201360), (6712, 180720), (7530, 161088), (7551, 160640), (8032, 151020), (8390, 144576), (9036, 134240), (10040, 120816), (10068, 120480), (11295, 107392), (12048, 100680), (12585, 96384), (13424, 90360), (15060, 80544), (15102, 80320), (16064, 75510), (16780, 72288), (18072, 67120), (20080, 60408), (20136, 60240), (22590, 53696), (24096, 50340), (25170, 48192), (26848, 45180), (30120, 40272), (30204, 40160), (32128, 37755), (33560, 36144)]