128641856

素因数分解:

$2^6\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:189

約数の個数: 168

約数和(自身を含む): 333573120

約数和(自身を除く): 204931264

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 49, 56, 64, 68, 76, 98, 112, 119, 127, 133, 136, 152, 196, 224, 238, 254, 266, 272, 304, 323, 392, 448, 476, 508, 532, 544, 608, 646, 784, 833, 889, 931, 952, 1016, 1064, 1088, 1216, 1292, 1568, 1666, 1778, 1862, 1904, 2032, 2128, 2159, 2261, 2413, 2584, 3136, 3332, 3556, 3724, 3808, 4064, 4256, 4318, 4522, 4826, 5168, 6223, 6664, 7112, 7448, 7616, 8128, 8512, 8636, 9044, 9652, 10336, 12446, 13328, 14224, 14896, 15113, 15827, 16891, 17272, 18088, 19304, 20672, 24892, 26656, 28448, 29792, 30226, 31654, 33782, 34544, 36176, 38608, 41021, 49784, 53312, 56896, 59584, 60452, 63308, 67564, 69088, 72352, 77216, 82042, 99568, 105791, 118237, 120904, 126616, 135128, 138176, 144704, 154432, 164084, 199136, 211582, 236474, 241808, 253232, 270256, 287147, 328168, 398272, 423164, 472948, 483616, 506464, 540512, 574294, 656336, 846328, 945896, 967232, 1012928, 1081024, 1148588, 1312672, 1692656, 1891792, 2010029, 2297176, 2625344, 3385312, 3783584, 4020058, 4594352, 6770624, 7567168, 8040116, 9188704, 16080232, 18377408, 32160464, 64320928, 128641856]

約数ペア:

[(1, 128641856), (2, 64320928), (4, 32160464), (7, 18377408), (8, 16080232), (14, 9188704), (16, 8040116), (17, 7567168), (19, 6770624), (28, 4594352), (32, 4020058), (34, 3783584), (38, 3385312), (49, 2625344), (56, 2297176), (64, 2010029), (68, 1891792), (76, 1692656), (98, 1312672), (112, 1148588), (119, 1081024), (127, 1012928), (133, 967232), (136, 945896), (152, 846328), (196, 656336), (224, 574294), (238, 540512), (254, 506464), (266, 483616), (272, 472948), (304, 423164), (323, 398272), (392, 328168), (448, 287147), (476, 270256), (508, 253232), (532, 241808), (544, 236474), (608, 211582), (646, 199136), (784, 164084), (833, 154432), (889, 144704), (931, 138176), (952, 135128), (1016, 126616), (1064, 120904), (1088, 118237), (1216, 105791), (1292, 99568), (1568, 82042), (1666, 77216), (1778, 72352), (1862, 69088), (1904, 67564), (2032, 63308), (2128, 60452), (2159, 59584), (2261, 56896), (2413, 53312), (2584, 49784), (3136, 41021), (3332, 38608), (3556, 36176), (3724, 34544), (3808, 33782), (4064, 31654), (4256, 30226), (4318, 29792), (4522, 28448), (4826, 26656), (5168, 24892), (6223, 20672), (6664, 19304), (7112, 18088), (7448, 17272), (7616, 16891), (8128, 15827), (8512, 15113), (8636, 14896), (9044, 14224), (9652, 13328), (10336, 12446)]