648217320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{25601}}^1$

素因数の和:25826

約数の個数: 64

約数和(自身を含む): 1953944640

約数和(自身を除く): 1305727320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 4220, 5064, 6330, 8440, 12660, 25320, 25601, 51202, 76803, 102404, 128005, 153606, 204808, 256010, 307212, 384015, 512020, 614424, 768030, 1024040, 1536060, 3072120, 5401811, 10803622, 16205433, 21607244, 27009055, 32410866, 43214488, 54018110, 64821732, 81027165, 108036220, 129643464, 162054330, 216072440, 324108660, 648217320]

約数ペア:

[(1, 648217320), (2, 324108660), (3, 216072440), (4, 162054330), (5, 129643464), (6, 108036220), (8, 81027165), (10, 64821732), (12, 54018110), (15, 43214488), (20, 32410866), (24, 27009055), (30, 21607244), (40, 16205433), (60, 10803622), (120, 5401811), (211, 3072120), (422, 1536060), (633, 1024040), (844, 768030), (1055, 614424), (1266, 512020), (1688, 384015), (2110, 307212), (2532, 256010), (3165, 204808), (4220, 153606), (5064, 128005), (6330, 102404), (8440, 76803), (12660, 51202), (25320, 25601)]