21815377920

素因数分解:

$2^{14}\times 3^3\times 5^1\times 7^1\times {\mathrm{1409}}^1$

素因数の和:1458

約数の個数: 480

約数和(自身を含む): 88706822400

約数和(自身を除く): 66891444480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 512, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1024, 1080, 1120, 1152, 1260, 1280, 1344, 1409, 1440, 1512, 1536, 1680, 1728, 1792, 1890, 1920, 2016, 2048, 2160, 2240, 2304, 2520, 2560, 2688, 2818, 2880, 3024, 3072, 3360, 3456, 3584, 3780, 3840, 4032, 4096, 4227, 4320, 4480, 4608, 5040, 5120, 5376, 5636, 5760, 6048, 6144, 6720, 6912, 7045, 7168, 7560, 7680, 8064, 8192, 8454, 8640, 8960, 9216, 9863, 10080, 10240, 10752, 11272, 11520, 12096, 12288, 12681, 13440, 13824, 14090, 14336, 15120, 15360, 16128, 16384, 16908, 17280, 17920, 18432, 19726, 20160, 20480, 21135, 21504, 22544, 23040, 24192, 24576, 25362, 26880, 27648, 28180, 28672, 29589, 30240, 30720, 32256, 33816, 34560, 35840, 36864, 38043, 39452, 40320, 40960, 42270, 43008, 45088, 46080, 48384, 49152, 49315, 50724, 53760, 55296, 56360, 57344, 59178, 60480, 61440, 63405, 64512, 67632, 69120, 71680, 73728, 76086, 78904, 80640, 81920, 84540, 86016, 88767, 90176, 92160, 96768, 98630, 101448, 107520, 110592, 112720, 114688, 118356, 120960, 122880, 126810, 129024, 135264, 138240, 143360, 147456, 147945, 152172, 157808, 161280, 169080, 172032, 177534, 180352, 184320, 190215, 193536, 197260, 202896, 215040, 221184, 225440, 236712, 241920, 245760, 253620, 258048, 266301, 270528, 276480, 286720, 295890, 304344, 315616, 322560, 338160, 344064, 355068, 360704, 368640, 380430, 387072, 394520, 405792, 430080, 442368, 443835, 450880, 473424, 483840, 507240, 516096, 532602, 541056, 552960, 573440, 591780, 608688, 631232, 645120, 676320, 710136, 721408, 737280, 760860, 774144, 789040, 811584, 860160, 887670, 901760, 946848, 967680, 1014480, 1032192, 1065204, 1082112, 1105920, 1183560, 1217376, 1262464, 1290240, 1331505, 1352640, 1420272, 1442816, 1521720, 1548288, 1578080, 1623168, 1720320, 1775340, 1803520, 1893696, 1935360, 2028960, 2130408, 2164224, 2211840, 2367120, 2434752, 2524928, 2580480, 2663010, 2705280, 2840544, 2885632, 3043440, 3096576, 3156160, 3246336, 3550680, 3607040, 3787392, 3870720, 4057920, 4260816, 4328448, 4734240, 4869504, 5049856, 5160960, 5326020, 5410560, 5681088, 5771264, 6086880, 6312320, 6492672, 7101360, 7214080, 7574784, 7741440, 8115840, 8521632, 8656896, 9468480, 9739008, 10099712, 10652040, 10821120, 11362176, 11542528, 12173760, 12624640, 12985344, 14202720, 14428160, 15149568, 15482880, 16231680, 17043264, 17313792, 18936960, 19478016, 20199424, 21304080, 21642240, 22724352, 23085056, 24347520, 25249280, 25970688, 28405440, 28856320, 30299136, 32463360, 34086528, 34627584, 37873920, 38956032, 40398848, 42608160, 43284480, 45448704, 48695040, 50498560, 51941376, 56810880, 57712640, 60598272, 64926720, 68173056, 69255168, 75747840, 77912064, 80797696, 85216320, 86568960, 90897408, 97390080, 100997120, 103882752, 113621760, 115425280, 121196544, 129853440, 136346112, 151495680, 155824128, 161595392, 170432640, 173137920, 181794816, 194780160, 201994240, 207765504, 227243520, 242393088, 259706880, 272692224, 302991360, 311648256, 340865280, 346275840, 363589632, 389560320, 403988480, 454487040, 484786176, 519413760, 545384448, 605982720, 623296512, 681730560, 727179264, 779120640, 807976960, 908974080, 1038827520, 1090768896, 1211965440, 1363461120, 1454358528, 1558241280, 1817948160, 2181537792, 2423930880, 2726922240, 3116482560, 3635896320, 4363075584, 5453844480, 7271792640, 10907688960, 21815377920]

約数ペア:

[(1, 21815377920), (2, 10907688960), (3, 7271792640), (4, 5453844480), (5, 4363075584), (6, 3635896320), (7, 3116482560), (8, 2726922240), (9, 2423930880), (10, 2181537792), (12, 1817948160), (14, 1558241280), (15, 1454358528), (16, 1363461120), (18, 1211965440), (20, 1090768896), (21, 1038827520), (24, 908974080), (27, 807976960), (28, 779120640), (30, 727179264), (32, 681730560), (35, 623296512), (36, 605982720), (40, 545384448), (42, 519413760), (45, 484786176), (48, 454487040), (54, 403988480), (56, 389560320), (60, 363589632), (63, 346275840), (64, 340865280), (70, 311648256), (72, 302991360), (80, 272692224), (84, 259706880), (90, 242393088), (96, 227243520), (105, 207765504), (108, 201994240), (112, 194780160), (120, 181794816), (126, 173137920), (128, 170432640), (135, 161595392), (140, 155824128), (144, 151495680), (160, 136346112), (168, 129853440), (180, 121196544), (189, 115425280), (192, 113621760), (210, 103882752), (216, 100997120), (224, 97390080), (240, 90897408), (252, 86568960), (256, 85216320), (270, 80797696), (280, 77912064), (288, 75747840), (315, 69255168), (320, 68173056), (336, 64926720), (360, 60598272), (378, 57712640), (384, 56810880), (420, 51941376), (432, 50498560), (448, 48695040), (480, 45448704), (504, 43284480), (512, 42608160), (540, 40398848), (560, 38956032), (576, 37873920), (630, 34627584), (640, 34086528), (672, 32463360), (720, 30299136), (756, 28856320), (768, 28405440), (840, 25970688), (864, 25249280), (896, 24347520), (945, 23085056), (960, 22724352), (1008, 21642240), (1024, 21304080), (1080, 20199424), (1120, 19478016), (1152, 18936960), (1260, 17313792), (1280, 17043264), (1344, 16231680), (1409, 15482880), (1440, 15149568), (1512, 14428160), (1536, 14202720), (1680, 12985344), (1728, 12624640), (1792, 12173760), (1890, 11542528), (1920, 11362176), (2016, 10821120), (2048, 10652040), (2160, 10099712), (2240, 9739008), (2304, 9468480), (2520, 8656896), (2560, 8521632), (2688, 8115840), (2818, 7741440), (2880, 7574784), (3024, 7214080), (3072, 7101360), (3360, 6492672), (3456, 6312320), (3584, 6086880), (3780, 5771264), (3840, 5681088), (4032, 5410560), (4096, 5326020), (4227, 5160960), (4320, 5049856), (4480, 4869504), (4608, 4734240), (5040, 4328448), (5120, 4260816), (5376, 4057920), (5636, 3870720), (5760, 3787392), (6048, 3607040), (6144, 3550680), (6720, 3246336), (6912, 3156160), (7045, 3096576), (7168, 3043440), (7560, 2885632), (7680, 2840544), (8064, 2705280), (8192, 2663010), (8454, 2580480), (8640, 2524928), (8960, 2434752), (9216, 2367120), (9863, 2211840), (10080, 2164224), (10240, 2130408), (10752, 2028960), (11272, 1935360), (11520, 1893696), (12096, 1803520), (12288, 1775340), (12681, 1720320), (13440, 1623168), (13824, 1578080), (14090, 1548288), (14336, 1521720), (15120, 1442816), (15360, 1420272), (16128, 1352640), (16384, 1331505), (16908, 1290240), (17280, 1262464), (17920, 1217376), (18432, 1183560), (19726, 1105920), (20160, 1082112), (20480, 1065204), (21135, 1032192), (21504, 1014480), (22544, 967680), (23040, 946848), (24192, 901760), (24576, 887670), (25362, 860160), (26880, 811584), (27648, 789040), (28180, 774144), (28672, 760860), (29589, 737280), (30240, 721408), (30720, 710136), (32256, 676320), (33816, 645120), (34560, 631232), (35840, 608688), (36864, 591780), (38043, 573440), (39452, 552960), (40320, 541056), (40960, 532602), (42270, 516096), (43008, 507240), (45088, 483840), (46080, 473424), (48384, 450880), (49152, 443835), (49315, 442368), (50724, 430080), (53760, 405792), (55296, 394520), (56360, 387072), (57344, 380430), (59178, 368640), (60480, 360704), (61440, 355068), (63405, 344064), (64512, 338160), (67632, 322560), (69120, 315616), (71680, 304344), (73728, 295890), (76086, 286720), (78904, 276480), (80640, 270528), (81920, 266301), (84540, 258048), (86016, 253620), (88767, 245760), (90176, 241920), (92160, 236712), (96768, 225440), (98630, 221184), (101448, 215040), (107520, 202896), (110592, 197260), (112720, 193536), (114688, 190215), (118356, 184320), (120960, 180352), (122880, 177534), (126810, 172032), (129024, 169080), (135264, 161280), (138240, 157808), (143360, 152172), (147456, 147945)]