28306518.000000000

素因数分解:

$2^8\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 1067458560

約数和(自身を除く): 630875392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 32, 56, 58, 62, 64, 112, 116, 124, 128, 203, 217, 224, 232, 248, 256, 271, 406, 434, 448, 464, 496, 542, 812, 868, 896, 899, 928, 992, 1084, 1624, 1736, 1792, 1798, 1856, 1897, 1984, 2168, 3248, 3472, 3596, 3712, 3794, 3968, 4336, 6293, 6496, 6944, 7192, 7424, 7588, 7859, 7936, 8401, 8672, 12586, 12992, 13888, 14384, 15176, 15718, 16802, 17344, 25172, 25984, 27776, 28768, 30352, 31436, 33604, 34688, 50344, 51968, 55013, 55552, 57536, 58807, 60704, 62872, 67208, 69376, 100688, 110026, 115072, 117614, 121408, 125744, 134416, 201376, 220052, 230144, 235228, 242816, 243629, 251488, 268832, 402752, 440104, 470456, 485632, 487258, 502976, 537664, 805504, 880208, 940912, 974516, 1005952, 1075328, 1611008, 1705403, 1760416, 1881824, 1949032, 2011904, 2150656, 3410806, 3520832, 3763648, 3898064, 6821612, 7041664, 7527296, 7796128, 13643224, 14083328, 15054592, 15592256, 27286448, 31184512, 54572896, 62369024, 109145792, 218291584, 436583168]

約数ペア:

[(1, 436583168), (2, 218291584), (4, 109145792), (7, 62369024), (8, 54572896), (14, 31184512), (16, 27286448), (28, 15592256), (29, 15054592), (31, 14083328), (32, 13643224), (56, 7796128), (58, 7527296), (62, 7041664), (64, 6821612), (112, 3898064), (116, 3763648), (124, 3520832), (128, 3410806), (203, 2150656), (217, 2011904), (224, 1949032), (232, 1881824), (248, 1760416), (256, 1705403), (271, 1611008), (406, 1075328), (434, 1005952), (448, 974516), (464, 940912), (496, 880208), (542, 805504), (812, 537664), (868, 502976), (896, 487258), (899, 485632), (928, 470456), (992, 440104), (1084, 402752), (1624, 268832), (1736, 251488), (1792, 243629), (1798, 242816), (1856, 235228), (1897, 230144), (1984, 220052), (2168, 201376), (3248, 134416), (3472, 125744), (3596, 121408), (3712, 117614), (3794, 115072), (3968, 110026), (4336, 100688), (6293, 69376), (6496, 67208), (6944, 62872), (7192, 60704), (7424, 58807), (7588, 57536), (7859, 55552), (7936, 55013), (8401, 51968), (8672, 50344), (12586, 34688), (12992, 33604), (13888, 31436), (14384, 30352), (15176, 28768), (15718, 27776), (16802, 25984), (17344, 25172)]