164770816

素因数分解:

$2^{10}\times 7^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:335

約数の個数: 88

約数和(自身を含む): 381495296

約数和(自身を除く): 216724480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 128, 181, 224, 254, 256, 362, 448, 508, 512, 724, 889, 896, 1016, 1024, 1267, 1448, 1778, 1792, 2032, 2534, 2896, 3556, 3584, 4064, 5068, 5792, 7112, 7168, 8128, 10136, 11584, 14224, 16256, 20272, 22987, 23168, 28448, 32512, 40544, 45974, 46336, 56896, 65024, 81088, 91948, 92672, 113792, 130048, 160909, 162176, 183896, 185344, 227584, 321818, 324352, 367792, 455168, 643636, 648704, 735584, 910336, 1287272, 1297408, 1471168, 2574544, 2942336, 5149088, 5884672, 10298176, 11769344, 20596352, 23538688, 41192704, 82385408, 164770816]

約数ペア:

[(1, 164770816), (2, 82385408), (4, 41192704), (7, 23538688), (8, 20596352), (14, 11769344), (16, 10298176), (28, 5884672), (32, 5149088), (56, 2942336), (64, 2574544), (112, 1471168), (127, 1297408), (128, 1287272), (181, 910336), (224, 735584), (254, 648704), (256, 643636), (362, 455168), (448, 367792), (508, 324352), (512, 321818), (724, 227584), (889, 185344), (896, 183896), (1016, 162176), (1024, 160909), (1267, 130048), (1448, 113792), (1778, 92672), (1792, 91948), (2032, 81088), (2534, 65024), (2896, 56896), (3556, 46336), (3584, 45974), (4064, 40544), (5068, 32512), (5792, 28448), (7112, 23168), (7168, 22987), (8128, 20272), (10136, 16256), (11584, 14224)]