3131405.00000000

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1051}}^1$

素因数の和:1628

約数の個数: 64

約数和(自身を含む): 213598080

約数和(自身を除く): 142592520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 563, 1051, 1126, 1689, 2102, 2252, 2815, 3153, 3378, 4204, 4504, 5255, 5630, 6306, 6756, 8408, 8445, 10510, 11260, 12612, 13512, 15765, 16890, 21020, 22520, 25224, 31530, 33780, 42040, 63060, 67560, 126120, 591713, 1183426, 1775139, 2366852, 2958565, 3550278, 4733704, 5917130, 7100556, 8875695, 11834260, 14201112, 17751390, 23668520, 35502780, 71005560]

約数ペア:

[(1, 71005560), (2, 35502780), (3, 23668520), (4, 17751390), (5, 14201112), (6, 11834260), (8, 8875695), (10, 7100556), (12, 5917130), (15, 4733704), (20, 3550278), (24, 2958565), (30, 2366852), (40, 1775139), (60, 1183426), (120, 591713), (563, 126120), (1051, 67560), (1126, 63060), (1689, 42040), (2102, 33780), (2252, 31530), (2815, 25224), (3153, 22520), (3378, 21020), (4204, 16890), (4504, 15765), (5255, 13512), (5630, 12612), (6306, 11260), (6756, 10510), (8408, 8445)]