71399440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2161}}^1$

素因数の和:2240

約数の個数: 80

約数和(自身を含む): 193023360

約数和(自身を除く): 121623920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 59, 70, 80, 112, 118, 140, 236, 280, 295, 413, 472, 560, 590, 826, 944, 1180, 1652, 2065, 2161, 2360, 3304, 4130, 4322, 4720, 6608, 8260, 8644, 10805, 15127, 16520, 17288, 21610, 30254, 33040, 34576, 43220, 60508, 75635, 86440, 121016, 127499, 151270, 172880, 242032, 254998, 302540, 509996, 605080, 637495, 892493, 1019992, 1210160, 1274990, 1784986, 2039984, 2549980, 3569972, 4462465, 5099960, 7139944, 8924930, 10199920, 14279888, 17849860, 35699720, 71399440]

約数ペア:

[(1, 71399440), (2, 35699720), (4, 17849860), (5, 14279888), (7, 10199920), (8, 8924930), (10, 7139944), (14, 5099960), (16, 4462465), (20, 3569972), (28, 2549980), (35, 2039984), (40, 1784986), (56, 1274990), (59, 1210160), (70, 1019992), (80, 892493), (112, 637495), (118, 605080), (140, 509996), (236, 302540), (280, 254998), (295, 242032), (413, 172880), (472, 151270), (560, 127499), (590, 121016), (826, 86440), (944, 75635), (1180, 60508), (1652, 43220), (2065, 34576), (2161, 33040), (2360, 30254), (3304, 21610), (4130, 17288), (4322, 16520), (4720, 15127), (6608, 10805), (8260, 8644)]