20655956664

素因数分解:

$2^3\times 3^3\times 7^4\times {\mathrm{39829}}^1$

素因数の和:39872

約数の個数: 160

約数和(自身を含む): 66938298000

約数和(自身を除く): 46282341336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 343, 378, 392, 441, 504, 588, 686, 756, 882, 1029, 1176, 1323, 1372, 1512, 1764, 2058, 2401, 2646, 2744, 3087, 3528, 4116, 4802, 5292, 6174, 7203, 8232, 9261, 9604, 10584, 12348, 14406, 18522, 19208, 21609, 24696, 28812, 37044, 39829, 43218, 57624, 64827, 74088, 79658, 86436, 119487, 129654, 159316, 172872, 238974, 259308, 278803, 318632, 358461, 477948, 518616, 557606, 716922, 836409, 955896, 1075383, 1115212, 1433844, 1672818, 1951621, 2150766, 2230424, 2509227, 2867688, 3345636, 3903242, 4301532, 5018454, 5854863, 6691272, 7527681, 7806484, 8603064, 10036908, 11709726, 13661347, 15055362, 15612968, 17564589, 20073816, 23419452, 27322694, 30110724, 35129178, 40984041, 46838904, 52693767, 54645388, 60221448, 70258356, 81968082, 95629429, 105387534, 109290776, 122952123, 140516712, 163936164, 191258858, 210775068, 245904246, 286888287, 327872328, 368856369, 382517716, 421550136, 491808492, 573776574, 737712738, 765035432, 860664861, 983616984, 1147553148, 1475425476, 1721329722, 2295106296, 2581994583, 2950850952, 3442659444, 5163989166, 6885318888, 10327978332, 20655956664]

約数ペア:

[(1, 20655956664), (2, 10327978332), (3, 6885318888), (4, 5163989166), (6, 3442659444), (7, 2950850952), (8, 2581994583), (9, 2295106296), (12, 1721329722), (14, 1475425476), (18, 1147553148), (21, 983616984), (24, 860664861), (27, 765035432), (28, 737712738), (36, 573776574), (42, 491808492), (49, 421550136), (54, 382517716), (56, 368856369), (63, 327872328), (72, 286888287), (84, 245904246), (98, 210775068), (108, 191258858), (126, 163936164), (147, 140516712), (168, 122952123), (189, 109290776), (196, 105387534), (216, 95629429), (252, 81968082), (294, 70258356), (343, 60221448), (378, 54645388), (392, 52693767), (441, 46838904), (504, 40984041), (588, 35129178), (686, 30110724), (756, 27322694), (882, 23419452), (1029, 20073816), (1176, 17564589), (1323, 15612968), (1372, 15055362), (1512, 13661347), (1764, 11709726), (2058, 10036908), (2401, 8603064), (2646, 7806484), (2744, 7527681), (3087, 6691272), (3528, 5854863), (4116, 5018454), (4802, 4301532), (5292, 3903242), (6174, 3345636), (7203, 2867688), (8232, 2509227), (9261, 2230424), (9604, 2150766), (10584, 1951621), (12348, 1672818), (14406, 1433844), (18522, 1115212), (19208, 1075383), (21609, 955896), (24696, 836409), (28812, 716922), (37044, 557606), (39829, 518616), (43218, 477948), (57624, 358461), (64827, 318632), (74088, 278803), (79658, 259308), (86436, 238974), (119487, 172872), (129654, 159316)]