16531480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 47278080

約数和(自身を除く): 30746600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 23, 28, 34, 35, 40, 46, 56, 68, 70, 85, 92, 115, 119, 136, 140, 151, 161, 170, 184, 230, 238, 280, 302, 322, 340, 391, 460, 476, 595, 604, 644, 680, 755, 782, 805, 920, 952, 1057, 1190, 1208, 1288, 1510, 1564, 1610, 1955, 2114, 2380, 2567, 2737, 3020, 3128, 3220, 3473, 3910, 4228, 4760, 5134, 5285, 5474, 6040, 6440, 6946, 7820, 8456, 10268, 10570, 10948, 12835, 13685, 13892, 15640, 17365, 17969, 20536, 21140, 21896, 24311, 25670, 27370, 27784, 34730, 35938, 42280, 48622, 51340, 54740, 59041, 69460, 71876, 89845, 97244, 102680, 109480, 118082, 121555, 138920, 143752, 179690, 194488, 236164, 243110, 295205, 359380, 413287, 472328, 486220, 590410, 718760, 826574, 972440, 1180820, 1653148, 2066435, 2361640, 3306296, 4132870, 8265740, 16531480]

約数ペア:

[(1, 16531480), (2, 8265740), (4, 4132870), (5, 3306296), (7, 2361640), (8, 2066435), (10, 1653148), (14, 1180820), (17, 972440), (20, 826574), (23, 718760), (28, 590410), (34, 486220), (35, 472328), (40, 413287), (46, 359380), (56, 295205), (68, 243110), (70, 236164), (85, 194488), (92, 179690), (115, 143752), (119, 138920), (136, 121555), (140, 118082), (151, 109480), (161, 102680), (170, 97244), (184, 89845), (230, 71876), (238, 69460), (280, 59041), (302, 54740), (322, 51340), (340, 48622), (391, 42280), (460, 35938), (476, 34730), (595, 27784), (604, 27370), (644, 25670), (680, 24311), (755, 21896), (782, 21140), (805, 20536), (920, 17969), (952, 17365), (1057, 15640), (1190, 13892), (1208, 13685), (1288, 12835), (1510, 10948), (1564, 10570), (1610, 10268), (1955, 8456), (2114, 7820), (2380, 6946), (2567, 6440), (2737, 6040), (3020, 5474), (3128, 5285), (3220, 5134), (3473, 4760), (3910, 4228)]