21556851840

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{7211}}^1$

素因数の和:7412

約数の個数: 256

約数和(自身を含む): 76799145600

約数和(自身を除く): 55242293760

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, 173, 180, 192, 216, 240, 270, 288, 320, 346, 360, 384, 432, 480, 519, 540, 576, 640, 692, 720, 864, 865, 960, 1038, 1080, 1152, 1384, 1440, 1557, 1728, 1730, 1920, 2076, 2160, 2595, 2768, 2880, 3114, 3456, 3460, 4152, 4320, 4671, 5190, 5536, 5760, 6228, 6920, 7211, 7785, 8304, 8640, 9342, 10380, 11072, 12456, 13840, 14422, 15570, 16608, 17280, 18684, 20760, 21633, 22144, 23355, 24912, 27680, 28844, 31140, 33216, 36055, 37368, 41520, 43266, 46710, 49824, 55360, 57688, 62280, 64899, 66432, 72110, 74736, 83040, 86532, 93420, 99648, 108165, 110720, 115376, 124560, 129798, 144220, 149472, 166080, 173064, 186840, 194697, 199296, 216330, 230752, 249120, 259596, 288440, 298944, 324495, 332160, 346128, 373680, 389394, 432660, 461504, 498240, 519192, 576880, 597888, 648990, 692256, 747360, 778788, 865320, 923008, 973485, 996480, 1038384, 1153760, 1247503, 1297980, 1384512, 1494720, 1557576, 1730640, 1946970, 2076768, 2307520, 2495006, 2595960, 2769024, 2989440, 3115152, 3461280, 3742509, 3893940, 4153536, 4615040, 4990012, 5191920, 6230304, 6237515, 6922560, 7485018, 7787880, 8307072, 9980024, 10383840, 11227527, 12460608, 12475030, 13845120, 14970036, 15575760, 18712545, 19960048, 20767680, 22455054, 24921216, 24950060, 29940072, 31151520, 33682581, 37425090, 39920096, 41535360, 44910108, 49900120, 56137635, 59880144, 62303040, 67365162, 74850180, 79840192, 89820216, 99800240, 112275270, 119760288, 124606080, 134730324, 149700360, 159680384, 168412905, 179640432, 199600480, 224550540, 239520576, 269460648, 299400720, 336825810, 359280864, 399200960, 449101080, 479041152, 538921296, 598801440, 673651620, 718561728, 798401920, 898202160, 1077842592, 1197602880, 1347303240, 1437123456, 1796404320, 2155685184, 2395205760, 2694606480, 3592808640, 4311370368, 5389212960, 7185617280, 10778425920, 21556851840]

約数ペア:

[(1, 21556851840), (2, 10778425920), (3, 7185617280), (4, 5389212960), (5, 4311370368), (6, 3592808640), (8, 2694606480), (9, 2395205760), (10, 2155685184), (12, 1796404320), (15, 1437123456), (16, 1347303240), (18, 1197602880), (20, 1077842592), (24, 898202160), (27, 798401920), (30, 718561728), (32, 673651620), (36, 598801440), (40, 538921296), (45, 479041152), (48, 449101080), (54, 399200960), (60, 359280864), (64, 336825810), (72, 299400720), (80, 269460648), (90, 239520576), (96, 224550540), (108, 199600480), (120, 179640432), (128, 168412905), (135, 159680384), (144, 149700360), (160, 134730324), (173, 124606080), (180, 119760288), (192, 112275270), (216, 99800240), (240, 89820216), (270, 79840192), (288, 74850180), (320, 67365162), (346, 62303040), (360, 59880144), (384, 56137635), (432, 49900120), (480, 44910108), (519, 41535360), (540, 39920096), (576, 37425090), (640, 33682581), (692, 31151520), (720, 29940072), (864, 24950060), (865, 24921216), (960, 22455054), (1038, 20767680), (1080, 19960048), (1152, 18712545), (1384, 15575760), (1440, 14970036), (1557, 13845120), (1728, 12475030), (1730, 12460608), (1920, 11227527), (2076, 10383840), (2160, 9980024), (2595, 8307072), (2768, 7787880), (2880, 7485018), (3114, 6922560), (3456, 6237515), (3460, 6230304), (4152, 5191920), (4320, 4990012), (4671, 4615040), (5190, 4153536), (5536, 3893940), (5760, 3742509), (6228, 3461280), (6920, 3115152), (7211, 2989440), (7785, 2769024), (8304, 2595960), (8640, 2495006), (9342, 2307520), (10380, 2076768), (11072, 1946970), (12456, 1730640), (13840, 1557576), (14422, 1494720), (15570, 1384512), (16608, 1297980), (17280, 1247503), (18684, 1153760), (20760, 1038384), (21633, 996480), (22144, 973485), (23355, 923008), (24912, 865320), (27680, 778788), (28844, 747360), (31140, 692256), (33216, 648990), (36055, 597888), (37368, 576880), (41520, 519192), (43266, 498240), (46710, 461504), (49824, 432660), (55360, 389394), (57688, 373680), (62280, 346128), (64899, 332160), (66432, 324495), (72110, 298944), (74736, 288440), (83040, 259596), (86532, 249120), (93420, 230752), (99648, 216330), (108165, 199296), (110720, 194697), (115376, 186840), (124560, 173064), (129798, 166080), (144220, 149472)]