712440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1979}}^1$

素因数の和:1996

約数の個数: 48

約数和(自身を含む): 2316600

約数和(自身を除く): 1604160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1979, 3958, 5937, 7916, 9895, 11874, 15832, 17811, 19790, 23748, 29685, 35622, 39580, 47496, 59370, 71244, 79160, 89055, 118740, 142488, 178110, 237480, 356220, 712440]

約数ペア:

[(1, 712440), (2, 356220), (3, 237480), (4, 178110), (5, 142488), (6, 118740), (8, 89055), (9, 79160), (10, 71244), (12, 59370), (15, 47496), (18, 39580), (20, 35622), (24, 29685), (30, 23748), (36, 19790), (40, 17811), (45, 15832), (60, 11874), (72, 9895), (90, 7916), (120, 5937), (180, 3958), (360, 1979)]