312252928

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1091}}^1$

素因数の和:1165

約数の個数: 80

約数和(自身を含む): 688143456

約数和(自身を除く): 375890528

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 128, 172, 208, 256, 344, 416, 512, 559, 688, 832, 1091, 1118, 1376, 1664, 2182, 2236, 2752, 3328, 4364, 4472, 5504, 6656, 8728, 8944, 11008, 14183, 17456, 17888, 22016, 28366, 34912, 35776, 46913, 56732, 69824, 71552, 93826, 113464, 139648, 143104, 187652, 226928, 279296, 286208, 375304, 453856, 558592, 609869, 750608, 907712, 1219738, 1501216, 1815424, 2439476, 3002432, 3630848, 4878952, 6004864, 7261696, 9757904, 12009728, 19515808, 24019456, 39031616, 78063232, 156126464, 312252928]

約数ペア:

[(1, 312252928), (2, 156126464), (4, 78063232), (8, 39031616), (13, 24019456), (16, 19515808), (26, 12009728), (32, 9757904), (43, 7261696), (52, 6004864), (64, 4878952), (86, 3630848), (104, 3002432), (128, 2439476), (172, 1815424), (208, 1501216), (256, 1219738), (344, 907712), (416, 750608), (512, 609869), (559, 558592), (688, 453856), (832, 375304), (1091, 286208), (1118, 279296), (1376, 226928), (1664, 187652), (2182, 143104), (2236, 139648), (2752, 113464), (3328, 93826), (4364, 71552), (4472, 69824), (5504, 56732), (6656, 46913), (8728, 35776), (8944, 34912), (11008, 28366), (14183, 22016), (17456, 17888)]