639972144

素因数分解:

$2^4\times 3^3\times 7^4\times {\mathrm{617}}^1$

素因数の和:662

約数の個数: 200

約数和(自身を含む): 2146462320

約数和(自身を除く): 1506490176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 336, 343, 378, 392, 432, 441, 504, 588, 617, 686, 756, 784, 882, 1008, 1029, 1176, 1234, 1323, 1372, 1512, 1764, 1851, 2058, 2352, 2401, 2468, 2646, 2744, 3024, 3087, 3528, 3702, 4116, 4319, 4802, 4936, 5292, 5488, 5553, 6174, 7056, 7203, 7404, 8232, 8638, 9261, 9604, 9872, 10584, 11106, 12348, 12957, 14406, 14808, 16464, 16659, 17276, 18522, 19208, 21168, 21609, 22212, 24696, 25914, 28812, 29616, 30233, 33318, 34552, 37044, 38416, 38871, 43218, 44424, 49392, 51828, 57624, 60466, 64827, 66636, 69104, 74088, 77742, 86436, 88848, 90699, 103656, 115248, 116613, 120932, 129654, 133272, 148176, 155484, 172872, 181398, 207312, 211631, 233226, 241864, 259308, 266544, 272097, 310968, 345744, 362796, 423262, 466452, 483728, 518616, 544194, 621936, 634893, 725592, 816291, 846524, 932904, 1037232, 1088388, 1269786, 1451184, 1481417, 1632582, 1693048, 1865808, 1904679, 2176776, 2539572, 2962834, 3265164, 3386096, 3809358, 4353552, 4444251, 5079144, 5714037, 5925668, 6530328, 7618716, 8888502, 10158288, 11428074, 11851336, 13060656, 13332753, 15237432, 17777004, 22856148, 23702672, 26665506, 30474864, 35554008, 39998259, 45712296, 53331012, 71108016, 79996518, 91424592, 106662024, 159993036, 213324048, 319986072, 639972144]

約数ペア:

[(1, 639972144), (2, 319986072), (3, 213324048), (4, 159993036), (6, 106662024), (7, 91424592), (8, 79996518), (9, 71108016), (12, 53331012), (14, 45712296), (16, 39998259), (18, 35554008), (21, 30474864), (24, 26665506), (27, 23702672), (28, 22856148), (36, 17777004), (42, 15237432), (48, 13332753), (49, 13060656), (54, 11851336), (56, 11428074), (63, 10158288), (72, 8888502), (84, 7618716), (98, 6530328), (108, 5925668), (112, 5714037), (126, 5079144), (144, 4444251), (147, 4353552), (168, 3809358), (189, 3386096), (196, 3265164), (216, 2962834), (252, 2539572), (294, 2176776), (336, 1904679), (343, 1865808), (378, 1693048), (392, 1632582), (432, 1481417), (441, 1451184), (504, 1269786), (588, 1088388), (617, 1037232), (686, 932904), (756, 846524), (784, 816291), (882, 725592), (1008, 634893), (1029, 621936), (1176, 544194), (1234, 518616), (1323, 483728), (1372, 466452), (1512, 423262), (1764, 362796), (1851, 345744), (2058, 310968), (2352, 272097), (2401, 266544), (2468, 259308), (2646, 241864), (2744, 233226), (3024, 211631), (3087, 207312), (3528, 181398), (3702, 172872), (4116, 155484), (4319, 148176), (4802, 133272), (4936, 129654), (5292, 120932), (5488, 116613), (5553, 115248), (6174, 103656), (7056, 90699), (7203, 88848), (7404, 86436), (8232, 77742), (8638, 74088), (9261, 69104), (9604, 66636), (9872, 64827), (10584, 60466), (11106, 57624), (12348, 51828), (12957, 49392), (14406, 44424), (14808, 43218), (16464, 38871), (16659, 38416), (17276, 37044), (18522, 34552), (19208, 33318), (21168, 30233), (21609, 29616), (22212, 28812), (24696, 25914)]