251308920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1237}}^1\times {\mathrm{1693}}^1$

素因数の和:2944

約数の個数: 64

約数和(自身を含む): 754981920

約数和(自身を除く): 503673000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1237, 1693, 2474, 3386, 3711, 4948, 5079, 6185, 6772, 7422, 8465, 9896, 10158, 12370, 13544, 14844, 16930, 18555, 20316, 24740, 25395, 29688, 33860, 37110, 40632, 49480, 50790, 67720, 74220, 101580, 148440, 203160, 2094241, 4188482, 6282723, 8376964, 10471205, 12565446, 16753928, 20942410, 25130892, 31413615, 41884820, 50261784, 62827230, 83769640, 125654460, 251308920]

約数ペア:

[(1, 251308920), (2, 125654460), (3, 83769640), (4, 62827230), (5, 50261784), (6, 41884820), (8, 31413615), (10, 25130892), (12, 20942410), (15, 16753928), (20, 12565446), (24, 10471205), (30, 8376964), (40, 6282723), (60, 4188482), (120, 2094241), (1237, 203160), (1693, 148440), (2474, 101580), (3386, 74220), (3711, 67720), (4948, 50790), (5079, 49480), (6185, 40632), (6772, 37110), (7422, 33860), (8465, 29688), (9896, 25395), (10158, 24740), (12370, 20316), (13544, 18555), (14844, 16930)]