20777006880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{10463}}^1$

素因数の和:10688

約数の個数: 288

約数和(自身を含む): 81449432064

約数和(自身を除く): 60672425184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 197, 210, 224, 240, 252, 280, 288, 315, 336, 360, 394, 420, 480, 504, 560, 591, 630, 672, 720, 788, 840, 985, 1008, 1120, 1182, 1260, 1379, 1440, 1576, 1680, 1773, 1970, 2016, 2364, 2520, 2758, 2955, 3152, 3360, 3546, 3940, 4137, 4728, 5040, 5516, 5910, 6304, 6895, 7092, 7880, 8274, 8865, 9456, 10080, 10463, 11032, 11820, 12411, 13790, 14184, 15760, 16548, 17730, 18912, 20685, 20926, 22064, 23640, 24822, 27580, 28368, 31389, 31520, 33096, 35460, 41370, 41852, 44128, 47280, 49644, 52315, 55160, 56736, 62055, 62778, 66192, 70920, 73241, 82740, 83704, 94167, 94560, 99288, 104630, 110320, 124110, 125556, 132384, 141840, 146482, 156945, 165480, 167408, 188334, 198576, 209260, 219723, 220640, 248220, 251112, 283680, 292964, 313890, 330960, 334816, 366205, 376668, 397152, 418520, 439446, 470835, 496440, 502224, 585928, 627780, 659169, 661920, 732410, 753336, 837040, 878892, 941670, 992880, 1004448, 1098615, 1171856, 1255560, 1318338, 1464820, 1506672, 1674080, 1757784, 1883340, 1985760, 2061211, 2197230, 2343712, 2511120, 2636676, 2929640, 3013344, 3295845, 3515568, 3766680, 4122422, 4394460, 5022240, 5273352, 5859280, 6183633, 6591690, 7031136, 7533360, 8244844, 8788920, 10306055, 10546704, 11718560, 12367266, 13183380, 14428477, 15066720, 16489688, 17577840, 18550899, 20612110, 21093408, 24734532, 26366760, 28856954, 30918165, 32979376, 35155680, 37101798, 41224220, 43285431, 49469064, 52733520, 57713908, 61836330, 65958752, 72142385, 74203596, 82448440, 86570862, 92754495, 98938128, 105467040, 115427816, 123672660, 129856293, 144284770, 148407192, 164896880, 173141724, 185508990, 197876256, 216427155, 230855632, 247345320, 259712586, 288569540, 296814384, 329793760, 346283448, 371017980, 432854310, 461711264, 494690640, 519425172, 577139080, 593628768, 649281465, 692566896, 742035960, 865708620, 989381280, 1038850344, 1154278160, 1298562930, 1385133792, 1484071920, 1731417240, 2077700688, 2308556320, 2597125860, 2968143840, 3462834480, 4155401376, 5194251720, 6925668960, 10388503440, 20777006880]

約数ペア:

[(1, 20777006880), (2, 10388503440), (3, 6925668960), (4, 5194251720), (5, 4155401376), (6, 3462834480), (7, 2968143840), (8, 2597125860), (9, 2308556320), (10, 2077700688), (12, 1731417240), (14, 1484071920), (15, 1385133792), (16, 1298562930), (18, 1154278160), (20, 1038850344), (21, 989381280), (24, 865708620), (28, 742035960), (30, 692566896), (32, 649281465), (35, 593628768), (36, 577139080), (40, 519425172), (42, 494690640), (45, 461711264), (48, 432854310), (56, 371017980), (60, 346283448), (63, 329793760), (70, 296814384), (72, 288569540), (80, 259712586), (84, 247345320), (90, 230855632), (96, 216427155), (105, 197876256), (112, 185508990), (120, 173141724), (126, 164896880), (140, 148407192), (144, 144284770), (160, 129856293), (168, 123672660), (180, 115427816), (197, 105467040), (210, 98938128), (224, 92754495), (240, 86570862), (252, 82448440), (280, 74203596), (288, 72142385), (315, 65958752), (336, 61836330), (360, 57713908), (394, 52733520), (420, 49469064), (480, 43285431), (504, 41224220), (560, 37101798), (591, 35155680), (630, 32979376), (672, 30918165), (720, 28856954), (788, 26366760), (840, 24734532), (985, 21093408), (1008, 20612110), (1120, 18550899), (1182, 17577840), (1260, 16489688), (1379, 15066720), (1440, 14428477), (1576, 13183380), (1680, 12367266), (1773, 11718560), (1970, 10546704), (2016, 10306055), (2364, 8788920), (2520, 8244844), (2758, 7533360), (2955, 7031136), (3152, 6591690), (3360, 6183633), (3546, 5859280), (3940, 5273352), (4137, 5022240), (4728, 4394460), (5040, 4122422), (5516, 3766680), (5910, 3515568), (6304, 3295845), (6895, 3013344), (7092, 2929640), (7880, 2636676), (8274, 2511120), (8865, 2343712), (9456, 2197230), (10080, 2061211), (10463, 1985760), (11032, 1883340), (11820, 1757784), (12411, 1674080), (13790, 1506672), (14184, 1464820), (15760, 1318338), (16548, 1255560), (17730, 1171856), (18912, 1098615), (20685, 1004448), (20926, 992880), (22064, 941670), (23640, 878892), (24822, 837040), (27580, 753336), (28368, 732410), (31389, 661920), (31520, 659169), (33096, 627780), (35460, 585928), (41370, 502224), (41852, 496440), (44128, 470835), (47280, 439446), (49644, 418520), (52315, 397152), (55160, 376668), (56736, 366205), (62055, 334816), (62778, 330960), (66192, 313890), (70920, 292964), (73241, 283680), (82740, 251112), (83704, 248220), (94167, 220640), (94560, 219723), (99288, 209260), (104630, 198576), (110320, 188334), (124110, 167408), (125556, 165480), (132384, 156945), (141840, 146482)]