248673824

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:551

約数の個数: 144

約数和(自身を含む): 636037920

約数和(自身を除く): 387364096

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 49, 56, 68, 76, 98, 112, 119, 133, 136, 152, 196, 224, 238, 266, 272, 304, 323, 392, 476, 491, 532, 544, 608, 646, 784, 833, 931, 952, 982, 1064, 1292, 1568, 1666, 1862, 1904, 1964, 2128, 2261, 2584, 3332, 3437, 3724, 3808, 3928, 4256, 4522, 5168, 6664, 6874, 7448, 7856, 8347, 9044, 9329, 10336, 13328, 13748, 14896, 15712, 15827, 16694, 18088, 18658, 24059, 26656, 27496, 29792, 31654, 33388, 36176, 37316, 48118, 54992, 58429, 63308, 65303, 66776, 72352, 74632, 96236, 109984, 116858, 126616, 130606, 133552, 149264, 158593, 192472, 233716, 253232, 261212, 267104, 298528, 317186, 384944, 409003, 457121, 467432, 506464, 522424, 634372, 769888, 818006, 914242, 934864, 1044848, 1110151, 1268744, 1636012, 1828484, 1869728, 2089696, 2220302, 2537488, 3272024, 3656968, 4440604, 5074976, 6544048, 7313936, 7771057, 8881208, 13088096, 14627872, 15542114, 17762416, 31084228, 35524832, 62168456, 124336912, 248673824]

約数ペア:

[(1, 248673824), (2, 124336912), (4, 62168456), (7, 35524832), (8, 31084228), (14, 17762416), (16, 15542114), (17, 14627872), (19, 13088096), (28, 8881208), (32, 7771057), (34, 7313936), (38, 6544048), (49, 5074976), (56, 4440604), (68, 3656968), (76, 3272024), (98, 2537488), (112, 2220302), (119, 2089696), (133, 1869728), (136, 1828484), (152, 1636012), (196, 1268744), (224, 1110151), (238, 1044848), (266, 934864), (272, 914242), (304, 818006), (323, 769888), (392, 634372), (476, 522424), (491, 506464), (532, 467432), (544, 457121), (608, 409003), (646, 384944), (784, 317186), (833, 298528), (931, 267104), (952, 261212), (982, 253232), (1064, 233716), (1292, 192472), (1568, 158593), (1666, 149264), (1862, 133552), (1904, 130606), (1964, 126616), (2128, 116858), (2261, 109984), (2584, 96236), (3332, 74632), (3437, 72352), (3724, 66776), (3808, 65303), (3928, 63308), (4256, 58429), (4522, 54992), (5168, 48118), (6664, 37316), (6874, 36176), (7448, 33388), (7856, 31654), (8347, 29792), (9044, 27496), (9329, 26656), (10336, 24059), (13328, 18658), (13748, 18088), (14896, 16694), (15712, 15827)]