31029540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1867}}^1$

素因数の和:2156

約数の個数: 48

約数和(自身を含む): 87243072

約数和(自身を除く): 56213532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 277, 554, 831, 1108, 1385, 1662, 1867, 2770, 3324, 3734, 4155, 5540, 5601, 7468, 8310, 9335, 11202, 16620, 18670, 22404, 28005, 37340, 56010, 112020, 517159, 1034318, 1551477, 2068636, 2585795, 3102954, 5171590, 6205908, 7757385, 10343180, 15514770, 31029540]

約数ペア:

[(1, 31029540), (2, 15514770), (3, 10343180), (4, 7757385), (5, 6205908), (6, 5171590), (10, 3102954), (12, 2585795), (15, 2068636), (20, 1551477), (30, 1034318), (60, 517159), (277, 112020), (554, 56010), (831, 37340), (1108, 28005), (1385, 22404), (1662, 18670), (1867, 16620), (2770, 11202), (3324, 9335), (3734, 8310), (4155, 7468), (5540, 5601)]