254985960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{25601}}^1$

素因数の和:25698

約数の個数: 64

約数和(自身を含む): 774204480

約数和(自身を除く): 519218520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 9960, 25601, 51202, 76803, 102404, 128005, 153606, 204808, 256010, 307212, 384015, 512020, 614424, 768030, 1024040, 1536060, 2124883, 3072120, 4249766, 6374649, 8499532, 10624415, 12749298, 16999064, 21248830, 25498596, 31873245, 42497660, 50997192, 63746490, 84995320, 127492980, 254985960]

約数ペア:

[(1, 254985960), (2, 127492980), (3, 84995320), (4, 63746490), (5, 50997192), (6, 42497660), (8, 31873245), (10, 25498596), (12, 21248830), (15, 16999064), (20, 12749298), (24, 10624415), (30, 8499532), (40, 6374649), (60, 4249766), (83, 3072120), (120, 2124883), (166, 1536060), (249, 1024040), (332, 768030), (415, 614424), (498, 512020), (664, 384015), (830, 307212), (996, 256010), (1245, 204808), (1660, 153606), (1992, 128005), (2490, 102404), (3320, 76803), (4980, 51202), (9960, 25601)]