30915968

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 65031120

約数和(自身を除く): 34115152

約数列:

[1, 2, 4, 8, 16, 32, 41, 43, 64, 82, 86, 128, 137, 164, 172, 274, 328, 344, 548, 656, 688, 1096, 1312, 1376, 1763, 2192, 2624, 2752, 3526, 4384, 5248, 5504, 5617, 5891, 7052, 8768, 11234, 11782, 14104, 17536, 22468, 23564, 28208, 44936, 47128, 56416, 89872, 94256, 112832, 179744, 188512, 225664, 241531, 359488, 377024, 483062, 718976, 754048, 966124, 1932248, 3864496, 7728992, 15457984, 30915968]

約数ペア:

[(1, 30915968), (2, 15457984), (4, 7728992), (8, 3864496), (16, 1932248), (32, 966124), (41, 754048), (43, 718976), (64, 483062), (82, 377024), (86, 359488), (128, 241531), (137, 225664), (164, 188512), (172, 179744), (274, 112832), (328, 94256), (344, 89872), (548, 56416), (656, 47128), (688, 44936), (1096, 28208), (1312, 23564), (1376, 22468), (1763, 17536), (2192, 14104), (2624, 11782), (2752, 11234), (3526, 8768), (4384, 7052), (5248, 5891), (5504, 5617)]