15673150720

素因数分解:

$2^8\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1$

素因数の和:940

約数の個数: 144

約数和(自身を含む): 38147417280

約数和(自身を除く): 22474266560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 139, 160, 256, 274, 278, 320, 548, 556, 640, 643, 685, 695, 1096, 1112, 1280, 1286, 1370, 1390, 2192, 2224, 2572, 2740, 2780, 3215, 4384, 4448, 5144, 5480, 5560, 6430, 8768, 8896, 10288, 10960, 11120, 12860, 17536, 17792, 19043, 20576, 21920, 22240, 25720, 35072, 35584, 38086, 41152, 43840, 44480, 51440, 76172, 82304, 87680, 88091, 88960, 89377, 95215, 102880, 152344, 164608, 175360, 176182, 177920, 178754, 190430, 205760, 304688, 352364, 357508, 380860, 411520, 440455, 446885, 609376, 704728, 715016, 761720, 823040, 880910, 893770, 1218752, 1409456, 1430032, 1523440, 1761820, 1787540, 2437504, 2818912, 2860064, 3046880, 3523640, 3575080, 4875008, 5637824, 5720128, 6093760, 7047280, 7150160, 11275648, 11440256, 12187520, 12244649, 14094560, 14300320, 22551296, 22880512, 24375040, 24489298, 28189120, 28600640, 48978596, 56378240, 57201280, 61223245, 97957192, 112756480, 114402560, 122446490, 195914384, 244892980, 391828768, 489785960, 783657536, 979571920, 1567315072, 1959143840, 3134630144, 3918287680, 7836575360, 15673150720]

約数ペア:

[(1, 15673150720), (2, 7836575360), (4, 3918287680), (5, 3134630144), (8, 1959143840), (10, 1567315072), (16, 979571920), (20, 783657536), (32, 489785960), (40, 391828768), (64, 244892980), (80, 195914384), (128, 122446490), (137, 114402560), (139, 112756480), (160, 97957192), (256, 61223245), (274, 57201280), (278, 56378240), (320, 48978596), (548, 28600640), (556, 28189120), (640, 24489298), (643, 24375040), (685, 22880512), (695, 22551296), (1096, 14300320), (1112, 14094560), (1280, 12244649), (1286, 12187520), (1370, 11440256), (1390, 11275648), (2192, 7150160), (2224, 7047280), (2572, 6093760), (2740, 5720128), (2780, 5637824), (3215, 4875008), (4384, 3575080), (4448, 3523640), (5144, 3046880), (5480, 2860064), (5560, 2818912), (6430, 2437504), (8768, 1787540), (8896, 1761820), (10288, 1523440), (10960, 1430032), (11120, 1409456), (12860, 1218752), (17536, 893770), (17792, 880910), (19043, 823040), (20576, 761720), (21920, 715016), (22240, 704728), (25720, 609376), (35072, 446885), (35584, 440455), (38086, 411520), (41152, 380860), (43840, 357508), (44480, 352364), (51440, 304688), (76172, 205760), (82304, 190430), (87680, 178754), (88091, 177920), (88960, 176182), (89377, 175360), (95215, 164608), (102880, 152344)]