20664875520

素因数分解:

$2^9\times 3^7\times 5^1\times {\mathrm{3691}}^1$

素因数の和:3735

約数の個数: 320

約数和(自身を含む): 74329706880

約数和(自身を除く): 53664831360

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, 512, 540, 576, 640, 648, 720, 729, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1458, 1536, 1620, 1728, 1920, 1944, 2160, 2187, 2304, 2430, 2560, 2592, 2880, 2916, 3240, 3456, 3645, 3691, 3840, 3888, 4320, 4374, 4608, 4860, 5184, 5760, 5832, 6480, 6912, 7290, 7382, 7680, 7776, 8640, 8748, 9720, 10368, 10935, 11073, 11520, 11664, 12960, 13824, 14580, 14764, 15552, 17280, 17496, 18455, 19440, 20736, 21870, 22146, 23040, 23328, 25920, 29160, 29528, 31104, 33219, 34560, 34992, 36910, 38880, 41472, 43740, 44292, 46656, 51840, 55365, 58320, 59056, 62208, 66438, 69120, 69984, 73820, 77760, 87480, 88584, 93312, 99657, 103680, 110730, 116640, 118112, 124416, 132876, 139968, 147640, 155520, 166095, 174960, 177168, 186624, 199314, 207360, 221460, 233280, 236224, 265752, 279936, 295280, 298971, 311040, 332190, 349920, 354336, 373248, 398628, 442920, 466560, 472448, 498285, 531504, 559872, 590560, 597942, 622080, 664380, 699840, 708672, 797256, 885840, 896913, 933120, 944896, 996570, 1063008, 1119744, 1181120, 1195884, 1328760, 1399680, 1417344, 1494855, 1594512, 1771680, 1793826, 1866240, 1889792, 1993140, 2126016, 2362240, 2391768, 2657520, 2690739, 2799360, 2834688, 2989710, 3189024, 3543360, 3587652, 3986280, 4252032, 4484565, 4724480, 4783536, 5315040, 5381478, 5598720, 5669376, 5979420, 6378048, 7086720, 7175304, 7972560, 8072217, 8504064, 8969130, 9448960, 9567072, 10630080, 10762956, 11958840, 12756096, 13453695, 14173440, 14350608, 15945120, 16144434, 17008128, 17938260, 19134144, 21260160, 21525912, 23917680, 25512192, 26907390, 28346880, 28701216, 31890240, 32288868, 35876520, 38268288, 40361085, 42520320, 43051824, 47835360, 51024384, 53814780, 57402432, 63780480, 64577736, 71753040, 76536576, 80722170, 85040640, 86103648, 95670720, 107629560, 114804864, 127560960, 129155472, 143506080, 153073152, 161444340, 172207296, 191341440, 215259120, 229609728, 255121920, 258310944, 287012160, 322888680, 344414592, 382682880, 430518240, 459219456, 516621888, 574024320, 645777360, 688829184, 765365760, 861036480, 1033243776, 1148048640, 1291554720, 1377658368, 1722072960, 2066487552, 2296097280, 2583109440, 3444145920, 4132975104, 5166218880, 6888291840, 10332437760, 20664875520]

約数ペア:

[(1, 20664875520), (2, 10332437760), (3, 6888291840), (4, 5166218880), (5, 4132975104), (6, 3444145920), (8, 2583109440), (9, 2296097280), (10, 2066487552), (12, 1722072960), (15, 1377658368), (16, 1291554720), (18, 1148048640), (20, 1033243776), (24, 861036480), (27, 765365760), (30, 688829184), (32, 645777360), (36, 574024320), (40, 516621888), (45, 459219456), (48, 430518240), (54, 382682880), (60, 344414592), (64, 322888680), (72, 287012160), (80, 258310944), (81, 255121920), (90, 229609728), (96, 215259120), (108, 191341440), (120, 172207296), (128, 161444340), (135, 153073152), (144, 143506080), (160, 129155472), (162, 127560960), (180, 114804864), (192, 107629560), (216, 95670720), (240, 86103648), (243, 85040640), (256, 80722170), (270, 76536576), (288, 71753040), (320, 64577736), (324, 63780480), (360, 57402432), (384, 53814780), (405, 51024384), (432, 47835360), (480, 43051824), (486, 42520320), (512, 40361085), (540, 38268288), (576, 35876520), (640, 32288868), (648, 31890240), (720, 28701216), (729, 28346880), (768, 26907390), (810, 25512192), (864, 23917680), (960, 21525912), (972, 21260160), (1080, 19134144), (1152, 17938260), (1215, 17008128), (1280, 16144434), (1296, 15945120), (1440, 14350608), (1458, 14173440), (1536, 13453695), (1620, 12756096), (1728, 11958840), (1920, 10762956), (1944, 10630080), (2160, 9567072), (2187, 9448960), (2304, 8969130), (2430, 8504064), (2560, 8072217), (2592, 7972560), (2880, 7175304), (2916, 7086720), (3240, 6378048), (3456, 5979420), (3645, 5669376), (3691, 5598720), (3840, 5381478), (3888, 5315040), (4320, 4783536), (4374, 4724480), (4608, 4484565), (4860, 4252032), (5184, 3986280), (5760, 3587652), (5832, 3543360), (6480, 3189024), (6912, 2989710), (7290, 2834688), (7382, 2799360), (7680, 2690739), (7776, 2657520), (8640, 2391768), (8748, 2362240), (9720, 2126016), (10368, 1993140), (10935, 1889792), (11073, 1866240), (11520, 1793826), (11664, 1771680), (12960, 1594512), (13824, 1494855), (14580, 1417344), (14764, 1399680), (15552, 1328760), (17280, 1195884), (17496, 1181120), (18455, 1119744), (19440, 1063008), (20736, 996570), (21870, 944896), (22146, 933120), (23040, 896913), (23328, 885840), (25920, 797256), (29160, 708672), (29528, 699840), (31104, 664380), (33219, 622080), (34560, 597942), (34992, 590560), (36910, 559872), (38880, 531504), (41472, 498285), (43740, 472448), (44292, 466560), (46656, 442920), (51840, 398628), (55365, 373248), (58320, 354336), (59056, 349920), (62208, 332190), (66438, 311040), (69120, 298971), (69984, 295280), (73820, 279936), (77760, 265752), (87480, 236224), (88584, 233280), (93312, 221460), (99657, 207360), (103680, 199314), (110730, 186624), (116640, 177168), (118112, 174960), (124416, 166095), (132876, 155520), (139968, 147640)]