348528640

素因数分解:

$2^{13}\times 5^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 112

約数和(自身を含む): 855585792

約数和(自身を除く): 507057152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 127, 128, 134, 160, 254, 256, 268, 320, 335, 508, 512, 536, 635, 640, 670, 1016, 1024, 1072, 1270, 1280, 1340, 2032, 2048, 2144, 2540, 2560, 2680, 4064, 4096, 4288, 5080, 5120, 5360, 8128, 8192, 8509, 8576, 10160, 10240, 10720, 16256, 17018, 17152, 20320, 20480, 21440, 32512, 34036, 34304, 40640, 40960, 42545, 42880, 65024, 68072, 68608, 81280, 85090, 85760, 130048, 136144, 137216, 162560, 170180, 171520, 260096, 272288, 274432, 325120, 340360, 343040, 520192, 544576, 548864, 650240, 680720, 686080, 1040384, 1089152, 1300480, 1361440, 1372160, 2178304, 2600960, 2722880, 2744320, 4356608, 5201920, 5445760, 8713216, 10891520, 17426432, 21783040, 34852864, 43566080, 69705728, 87132160, 174264320, 348528640]

約数ペア:

[(1, 348528640), (2, 174264320), (4, 87132160), (5, 69705728), (8, 43566080), (10, 34852864), (16, 21783040), (20, 17426432), (32, 10891520), (40, 8713216), (64, 5445760), (67, 5201920), (80, 4356608), (127, 2744320), (128, 2722880), (134, 2600960), (160, 2178304), (254, 1372160), (256, 1361440), (268, 1300480), (320, 1089152), (335, 1040384), (508, 686080), (512, 680720), (536, 650240), (635, 548864), (640, 544576), (670, 520192), (1016, 343040), (1024, 340360), (1072, 325120), (1270, 274432), (1280, 272288), (1340, 260096), (2032, 171520), (2048, 170180), (2144, 162560), (2540, 137216), (2560, 136144), (2680, 130048), (4064, 85760), (4096, 85090), (4288, 81280), (5080, 68608), (5120, 68072), (5360, 65024), (8128, 42880), (8192, 42545), (8509, 40960), (8576, 40640), (10160, 34304), (10240, 34036), (10720, 32512), (16256, 21440), (17018, 20480), (17152, 20320)]