209718656

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 128

約数和(自身を含む): 511795200

約数和(自身を除く): 302076544

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 97, 112, 127, 128, 133, 152, 194, 224, 254, 266, 304, 388, 448, 508, 532, 608, 679, 776, 889, 896, 1016, 1064, 1216, 1358, 1552, 1778, 1843, 2032, 2128, 2413, 2432, 2716, 3104, 3556, 3686, 4064, 4256, 4826, 5432, 6208, 7112, 7372, 8128, 8512, 9652, 10864, 12319, 12416, 12901, 14224, 14744, 16256, 16891, 17024, 19304, 21728, 24638, 25802, 28448, 29488, 33782, 38608, 43456, 49276, 51604, 56896, 58976, 67564, 77216, 86233, 86912, 98552, 103208, 113792, 117952, 135128, 154432, 172466, 197104, 206416, 234061, 235904, 270256, 308864, 344932, 394208, 412832, 468122, 540512, 689864, 788416, 825664, 936244, 1081024, 1379728, 1576832, 1638427, 1651328, 1872488, 2162048, 2759456, 3276854, 3744976, 5518912, 6553708, 7489952, 11037824, 13107416, 14979904, 26214832, 29959808, 52429664, 104859328, 209718656]

約数ペア:

[(1, 209718656), (2, 104859328), (4, 52429664), (7, 29959808), (8, 26214832), (14, 14979904), (16, 13107416), (19, 11037824), (28, 7489952), (32, 6553708), (38, 5518912), (56, 3744976), (64, 3276854), (76, 2759456), (97, 2162048), (112, 1872488), (127, 1651328), (128, 1638427), (133, 1576832), (152, 1379728), (194, 1081024), (224, 936244), (254, 825664), (266, 788416), (304, 689864), (388, 540512), (448, 468122), (508, 412832), (532, 394208), (608, 344932), (679, 308864), (776, 270256), (889, 235904), (896, 234061), (1016, 206416), (1064, 197104), (1216, 172466), (1358, 154432), (1552, 135128), (1778, 117952), (1843, 113792), (2032, 103208), (2128, 98552), (2413, 86912), (2432, 86233), (2716, 77216), (3104, 67564), (3556, 58976), (3686, 56896), (4064, 51604), (4256, 49276), (4826, 43456), (5432, 38608), (6208, 33782), (7112, 29488), (7372, 28448), (8128, 25802), (8512, 24638), (9652, 21728), (10864, 19304), (12319, 17024), (12416, 16891), (12901, 16256), (14224, 14744)]