20922554880

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{719}}^1$

素因数の和:1172

約数の個数: 320

約数和(自身を含む): 74598796800

約数和(自身を除く): 53676241920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 421, 432, 480, 512, 540, 576, 640, 719, 720, 768, 842, 864, 960, 1080, 1152, 1263, 1280, 1438, 1440, 1536, 1684, 1728, 1920, 2105, 2157, 2160, 2304, 2526, 2560, 2876, 2880, 3368, 3456, 3595, 3789, 3840, 4210, 4314, 4320, 4608, 5052, 5752, 5760, 6315, 6471, 6736, 6912, 7190, 7578, 7680, 8420, 8628, 8640, 10104, 10785, 11367, 11504, 11520, 12630, 12942, 13472, 13824, 14380, 15156, 16840, 17256, 17280, 18945, 19413, 20208, 21570, 22734, 23008, 23040, 25260, 25884, 26944, 28760, 30312, 32355, 33680, 34512, 34560, 37890, 38826, 40416, 43140, 45468, 46016, 50520, 51768, 53888, 56835, 57520, 60624, 64710, 67360, 69024, 69120, 75780, 77652, 80832, 86280, 90936, 92032, 97065, 101040, 103536, 107776, 113670, 115040, 121248, 129420, 134720, 138048, 151560, 155304, 161664, 172560, 181872, 184064, 194130, 202080, 207072, 215552, 227340, 230080, 242496, 258840, 269440, 276096, 302699, 303120, 310608, 323328, 345120, 363744, 368128, 388260, 404160, 414144, 454680, 460160, 484992, 517680, 538880, 552192, 605398, 606240, 621216, 646656, 690240, 727488, 776520, 808320, 828288, 908097, 909360, 920320, 969984, 1035360, 1077760, 1104384, 1210796, 1212480, 1242432, 1380480, 1454976, 1513495, 1553040, 1616640, 1656576, 1816194, 1818720, 1840640, 1939968, 2070720, 2421592, 2424960, 2484864, 2724291, 2760960, 2909952, 3026990, 3106080, 3233280, 3313152, 3632388, 3637440, 4141440, 4540485, 4843184, 4849920, 4969728, 5448582, 5521920, 5819904, 6053980, 6212160, 7264776, 7274880, 8172873, 8282880, 9080970, 9686368, 9699840, 9939456, 10897164, 12107960, 12424320, 13621455, 14529552, 14549760, 16345746, 16565760, 18161940, 19372736, 21794328, 24215920, 24848640, 27242910, 29059104, 29099520, 32691492, 36323880, 38745472, 40864365, 43588656, 48431840, 49697280, 54485820, 58118208, 65382984, 72647760, 77490944, 81728730, 87177312, 96863680, 108971640, 116236416, 130765968, 145295520, 154981888, 163457460, 174354624, 193727360, 217943280, 232472832, 261531936, 290591040, 326914920, 348709248, 387454720, 435886560, 464945664, 523063872, 581182080, 653829840, 697418496, 774909440, 871773120, 1046127744, 1162364160, 1307659680, 1394836992, 1743546240, 2092255488, 2324728320, 2615319360, 3487092480, 4184510976, 5230638720, 6974184960, 10461277440, 20922554880]

約数ペア:

[(1, 20922554880), (2, 10461277440), (3, 6974184960), (4, 5230638720), (5, 4184510976), (6, 3487092480), (8, 2615319360), (9, 2324728320), (10, 2092255488), (12, 1743546240), (15, 1394836992), (16, 1307659680), (18, 1162364160), (20, 1046127744), (24, 871773120), (27, 774909440), (30, 697418496), (32, 653829840), (36, 581182080), (40, 523063872), (45, 464945664), (48, 435886560), (54, 387454720), (60, 348709248), (64, 326914920), (72, 290591040), (80, 261531936), (90, 232472832), (96, 217943280), (108, 193727360), (120, 174354624), (128, 163457460), (135, 154981888), (144, 145295520), (160, 130765968), (180, 116236416), (192, 108971640), (216, 96863680), (240, 87177312), (256, 81728730), (270, 77490944), (288, 72647760), (320, 65382984), (360, 58118208), (384, 54485820), (421, 49697280), (432, 48431840), (480, 43588656), (512, 40864365), (540, 38745472), (576, 36323880), (640, 32691492), (719, 29099520), (720, 29059104), (768, 27242910), (842, 24848640), (864, 24215920), (960, 21794328), (1080, 19372736), (1152, 18161940), (1263, 16565760), (1280, 16345746), (1438, 14549760), (1440, 14529552), (1536, 13621455), (1684, 12424320), (1728, 12107960), (1920, 10897164), (2105, 9939456), (2157, 9699840), (2160, 9686368), (2304, 9080970), (2526, 8282880), (2560, 8172873), (2876, 7274880), (2880, 7264776), (3368, 6212160), (3456, 6053980), (3595, 5819904), (3789, 5521920), (3840, 5448582), (4210, 4969728), (4314, 4849920), (4320, 4843184), (4608, 4540485), (5052, 4141440), (5752, 3637440), (5760, 3632388), (6315, 3313152), (6471, 3233280), (6736, 3106080), (6912, 3026990), (7190, 2909952), (7578, 2760960), (7680, 2724291), (8420, 2484864), (8628, 2424960), (8640, 2421592), (10104, 2070720), (10785, 1939968), (11367, 1840640), (11504, 1818720), (11520, 1816194), (12630, 1656576), (12942, 1616640), (13472, 1553040), (13824, 1513495), (14380, 1454976), (15156, 1380480), (16840, 1242432), (17256, 1212480), (17280, 1210796), (18945, 1104384), (19413, 1077760), (20208, 1035360), (21570, 969984), (22734, 920320), (23008, 909360), (23040, 908097), (25260, 828288), (25884, 808320), (26944, 776520), (28760, 727488), (30312, 690240), (32355, 646656), (33680, 621216), (34512, 606240), (34560, 605398), (37890, 552192), (38826, 538880), (40416, 517680), (43140, 484992), (45468, 460160), (46016, 454680), (50520, 414144), (51768, 404160), (53888, 388260), (56835, 368128), (57520, 363744), (60624, 345120), (64710, 323328), (67360, 310608), (69024, 303120), (69120, 302699), (75780, 276096), (77652, 269440), (80832, 258840), (86280, 242496), (90936, 230080), (92032, 227340), (97065, 215552), (101040, 207072), (103536, 202080), (107776, 194130), (113670, 184064), (115040, 181872), (121248, 172560), (129420, 161664), (134720, 155304), (138048, 151560)]