205417490720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{273569}}^1$

素因数の和:273635

約数の個数: 144

約数和(自身を含む): 551586059640

約数和(自身を除く): 346168568920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 361, 380, 416, 494, 520, 608, 722, 760, 988, 1040, 1235, 1444, 1520, 1805, 1976, 2080, 2470, 2888, 3040, 3610, 3952, 4693, 4940, 5776, 7220, 7904, 9386, 9880, 11552, 14440, 18772, 19760, 23465, 28880, 37544, 39520, 46930, 57760, 75088, 93860, 150176, 187720, 273569, 375440, 547138, 750880, 1094276, 1367845, 2188552, 2735690, 3556397, 4377104, 5197811, 5471380, 7112794, 8754208, 10395622, 10942760, 14225588, 17781985, 20791244, 21885520, 25989055, 28451176, 35563970, 41582488, 43771040, 51978110, 56902352, 67571543, 71127940, 83164976, 98758409, 103956220, 113804704, 135143086, 142255880, 166329952, 197516818, 207912440, 270286172, 284511760, 337857715, 395033636, 415824880, 493792045, 540572344, 569023520, 675715430, 790067272, 831649760, 987584090, 1081144688, 1283859317, 1351430860, 1580134544, 1975168180, 2162289376, 2567718634, 2702861720, 3160269088, 3950336360, 5135437268, 5405723440, 6419296585, 7900672720, 10270874536, 10811446880, 12838593170, 15801345440, 20541749072, 25677186340, 41083498144, 51354372680, 102708745360, 205417490720]

約数ペア:

[(1, 205417490720), (2, 102708745360), (4, 51354372680), (5, 41083498144), (8, 25677186340), (10, 20541749072), (13, 15801345440), (16, 12838593170), (19, 10811446880), (20, 10270874536), (26, 7900672720), (32, 6419296585), (38, 5405723440), (40, 5135437268), (52, 3950336360), (65, 3160269088), (76, 2702861720), (80, 2567718634), (95, 2162289376), (104, 1975168180), (130, 1580134544), (152, 1351430860), (160, 1283859317), (190, 1081144688), (208, 987584090), (247, 831649760), (260, 790067272), (304, 675715430), (361, 569023520), (380, 540572344), (416, 493792045), (494, 415824880), (520, 395033636), (608, 337857715), (722, 284511760), (760, 270286172), (988, 207912440), (1040, 197516818), (1235, 166329952), (1444, 142255880), (1520, 135143086), (1805, 113804704), (1976, 103956220), (2080, 98758409), (2470, 83164976), (2888, 71127940), (3040, 67571543), (3610, 56902352), (3952, 51978110), (4693, 43771040), (4940, 41582488), (5776, 35563970), (7220, 28451176), (7904, 25989055), (9386, 21885520), (9880, 20791244), (11552, 17781985), (14440, 14225588), (18772, 10942760), (19760, 10395622), (23465, 8754208), (28880, 7112794), (37544, 5471380), (39520, 5197811), (46930, 4377104), (57760, 3556397), (75088, 2735690), (93860, 2188552), (150176, 1367845), (187720, 1094276), (273569, 750880), (375440, 547138)]