78684928

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2311}}^1$

素因数の和:2353

約数の個数: 72

約数和(自身を含む): 189029120

約数和(自身を除く): 110344192

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 896, 1064, 1216, 1792, 2128, 2311, 2432, 4256, 4622, 4864, 8512, 9244, 16177, 17024, 18488, 32354, 34048, 36976, 43909, 64708, 73952, 87818, 129416, 147904, 175636, 258832, 295808, 307363, 351272, 517664, 591616, 614726, 702544, 1035328, 1229452, 1405088, 2070656, 2458904, 2810176, 4141312, 4917808, 5620352, 9835616, 11240704, 19671232, 39342464, 78684928]

約数ペア:

[(1, 78684928), (2, 39342464), (4, 19671232), (7, 11240704), (8, 9835616), (14, 5620352), (16, 4917808), (19, 4141312), (28, 2810176), (32, 2458904), (38, 2070656), (56, 1405088), (64, 1229452), (76, 1035328), (112, 702544), (128, 614726), (133, 591616), (152, 517664), (224, 351272), (256, 307363), (266, 295808), (304, 258832), (448, 175636), (532, 147904), (608, 129416), (896, 87818), (1064, 73952), (1216, 64708), (1792, 43909), (2128, 36976), (2311, 34048), (2432, 32354), (4256, 18488), (4622, 17024), (4864, 16177), (8512, 9244)]