21388043520

素因数分解:

$2^8\times 3^6\times 5^1\times {\mathrm{22921}}^1$

素因数の和:22960

約数の個数: 252

約数和(自身を含む): 76814785236

約数和(自身を除く): 55426741716

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 729, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1458, 1620, 1728, 1920, 1944, 2160, 2304, 2430, 2592, 2880, 2916, 3240, 3456, 3645, 3840, 3888, 4320, 4860, 5184, 5760, 5832, 6480, 6912, 7290, 7776, 8640, 9720, 10368, 11520, 11664, 12960, 14580, 15552, 17280, 19440, 20736, 22921, 23328, 25920, 29160, 31104, 34560, 38880, 45842, 46656, 51840, 58320, 62208, 68763, 77760, 91684, 93312, 103680, 114605, 116640, 137526, 155520, 183368, 186624, 206289, 229210, 233280, 275052, 311040, 343815, 366736, 412578, 458420, 466560, 550104, 618867, 687630, 733472, 825156, 916840, 933120, 1031445, 1100208, 1237734, 1375260, 1466944, 1650312, 1833680, 1856601, 2062890, 2200416, 2475468, 2750520, 2933888, 3094335, 3300624, 3667360, 3713202, 4125780, 4400832, 4950936, 5501040, 5569803, 5867776, 6188670, 6601248, 7334720, 7426404, 8251560, 8801664, 9283005, 9901872, 11002080, 11139606, 12377340, 13202496, 14669440, 14852808, 16503120, 16709409, 17603328, 18566010, 19803744, 22004160, 22279212, 24754680, 26404992, 27849015, 29338880, 29705616, 33006240, 33418818, 37132020, 39607488, 44008320, 44558424, 49509360, 52809984, 55698030, 59411232, 66012480, 66837636, 74264040, 79214976, 83547045, 88016640, 89116848, 99018720, 111396060, 118822464, 132024960, 133675272, 148528080, 158429952, 167094090, 178233696, 198037440, 222792120, 237644928, 264049920, 267350544, 297056160, 334188180, 356467392, 396074880, 445584240, 475289856, 534701088, 594112320, 668376360, 712934784, 792149760, 891168480, 1069402176, 1188224640, 1336752720, 1425869568, 1782336960, 2138804352, 2376449280, 2673505440, 3564673920, 4277608704, 5347010880, 7129347840, 10694021760, 21388043520]

約数ペア:

[(1, 21388043520), (2, 10694021760), (3, 7129347840), (4, 5347010880), (5, 4277608704), (6, 3564673920), (8, 2673505440), (9, 2376449280), (10, 2138804352), (12, 1782336960), (15, 1425869568), (16, 1336752720), (18, 1188224640), (20, 1069402176), (24, 891168480), (27, 792149760), (30, 712934784), (32, 668376360), (36, 594112320), (40, 534701088), (45, 475289856), (48, 445584240), (54, 396074880), (60, 356467392), (64, 334188180), (72, 297056160), (80, 267350544), (81, 264049920), (90, 237644928), (96, 222792120), (108, 198037440), (120, 178233696), (128, 167094090), (135, 158429952), (144, 148528080), (160, 133675272), (162, 132024960), (180, 118822464), (192, 111396060), (216, 99018720), (240, 89116848), (243, 88016640), (256, 83547045), (270, 79214976), (288, 74264040), (320, 66837636), (324, 66012480), (360, 59411232), (384, 55698030), (405, 52809984), (432, 49509360), (480, 44558424), (486, 44008320), (540, 39607488), (576, 37132020), (640, 33418818), (648, 33006240), (720, 29705616), (729, 29338880), (768, 27849015), (810, 26404992), (864, 24754680), (960, 22279212), (972, 22004160), (1080, 19803744), (1152, 18566010), (1215, 17603328), (1280, 16709409), (1296, 16503120), (1440, 14852808), (1458, 14669440), (1620, 13202496), (1728, 12377340), (1920, 11139606), (1944, 11002080), (2160, 9901872), (2304, 9283005), (2430, 8801664), (2592, 8251560), (2880, 7426404), (2916, 7334720), (3240, 6601248), (3456, 6188670), (3645, 5867776), (3840, 5569803), (3888, 5501040), (4320, 4950936), (4860, 4400832), (5184, 4125780), (5760, 3713202), (5832, 3667360), (6480, 3300624), (6912, 3094335), (7290, 2933888), (7776, 2750520), (8640, 2475468), (9720, 2200416), (10368, 2062890), (11520, 1856601), (11664, 1833680), (12960, 1650312), (14580, 1466944), (15552, 1375260), (17280, 1237734), (19440, 1100208), (20736, 1031445), (22921, 933120), (23328, 916840), (25920, 825156), (29160, 733472), (31104, 687630), (34560, 618867), (38880, 550104), (45842, 466560), (46656, 458420), (51840, 412578), (58320, 366736), (62208, 343815), (68763, 311040), (77760, 275052), (91684, 233280), (93312, 229210), (103680, 206289), (114605, 186624), (116640, 183368), (137526, 155520)]