855667456

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 2052241408

約数和(自身を除く): 1196573952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 73, 112, 124, 128, 146, 211, 217, 224, 248, 256, 292, 422, 434, 448, 496, 511, 584, 844, 868, 896, 992, 1022, 1168, 1477, 1688, 1736, 1792, 1984, 2044, 2263, 2336, 2954, 3376, 3472, 3968, 4088, 4526, 4672, 5908, 6541, 6752, 6944, 7936, 8176, 9052, 9344, 11816, 13082, 13504, 13888, 15403, 15841, 16352, 18104, 18688, 23632, 26164, 27008, 27776, 30806, 31682, 32704, 36208, 45787, 47264, 52328, 54016, 55552, 61612, 63364, 65408, 72416, 91574, 94528, 104656, 107821, 123224, 126728, 130816, 144832, 183148, 189056, 209312, 215642, 246448, 253456, 289664, 366296, 378112, 418624, 431284, 477493, 492896, 506912, 579328, 732592, 837248, 862568, 954986, 985792, 1013824, 1465184, 1674496, 1725136, 1909972, 1971584, 2027648, 2930368, 3342451, 3450272, 3819944, 3943168, 4055296, 5860736, 6684902, 6900544, 7639888, 11721472, 13369804, 13801088, 15279776, 26739608, 27602176, 30559552, 53479216, 61119104, 106958432, 122238208, 213916864, 427833728, 855667456]

約数ペア:

[(1, 855667456), (2, 427833728), (4, 213916864), (7, 122238208), (8, 106958432), (14, 61119104), (16, 53479216), (28, 30559552), (31, 27602176), (32, 26739608), (56, 15279776), (62, 13801088), (64, 13369804), (73, 11721472), (112, 7639888), (124, 6900544), (128, 6684902), (146, 5860736), (211, 4055296), (217, 3943168), (224, 3819944), (248, 3450272), (256, 3342451), (292, 2930368), (422, 2027648), (434, 1971584), (448, 1909972), (496, 1725136), (511, 1674496), (584, 1465184), (844, 1013824), (868, 985792), (896, 954986), (992, 862568), (1022, 837248), (1168, 732592), (1477, 579328), (1688, 506912), (1736, 492896), (1792, 477493), (1984, 431284), (2044, 418624), (2263, 378112), (2336, 366296), (2954, 289664), (3376, 253456), (3472, 246448), (3968, 215642), (4088, 209312), (4526, 189056), (4672, 183148), (5908, 144832), (6541, 130816), (6752, 126728), (6944, 123224), (7936, 107821), (8176, 104656), (9052, 94528), (9344, 91574), (11816, 72416), (13082, 65408), (13504, 63364), (13888, 61612), (15403, 55552), (15841, 54016), (16352, 52328), (18104, 47264), (18688, 45787), (23632, 36208), (26164, 32704), (27008, 31682), (27776, 30806)]