31820520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{937}}^1$

素因数の和:1234

約数の個数: 64

約数和(自身を含む): 95901120

約数和(自身を除く): 64080600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 283, 566, 849, 937, 1132, 1415, 1698, 1874, 2264, 2811, 2830, 3396, 3748, 4245, 4685, 5622, 5660, 6792, 7496, 8490, 9370, 11244, 11320, 14055, 16980, 18740, 22488, 28110, 33960, 37480, 56220, 112440, 265171, 530342, 795513, 1060684, 1325855, 1591026, 2121368, 2651710, 3182052, 3977565, 5303420, 6364104, 7955130, 10606840, 15910260, 31820520]

約数ペア:

[(1, 31820520), (2, 15910260), (3, 10606840), (4, 7955130), (5, 6364104), (6, 5303420), (8, 3977565), (10, 3182052), (12, 2651710), (15, 2121368), (20, 1591026), (24, 1325855), (30, 1060684), (40, 795513), (60, 530342), (120, 265171), (283, 112440), (566, 56220), (849, 37480), (937, 33960), (1132, 28110), (1415, 22488), (1698, 18740), (1874, 16980), (2264, 14055), (2811, 11320), (2830, 11244), (3396, 9370), (3748, 8490), (4245, 7496), (4685, 6792), (5622, 5660)]