15975780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1787}}^1$

素因数の和:1948

約数の個数: 48

約数和(自身を含む): 45057600

約数和(自身を除く): 29081820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1787, 1788, 2235, 2980, 3574, 4470, 5361, 7148, 8935, 8940, 10722, 17870, 21444, 26805, 35740, 53610, 107220, 266263, 532526, 798789, 1065052, 1331315, 1597578, 2662630, 3195156, 3993945, 5325260, 7987890, 15975780]

約数ペア:

[(1, 15975780), (2, 7987890), (3, 5325260), (4, 3993945), (5, 3195156), (6, 2662630), (10, 1597578), (12, 1331315), (15, 1065052), (20, 798789), (30, 532526), (60, 266263), (149, 107220), (298, 53610), (447, 35740), (596, 26805), (745, 21444), (894, 17870), (1490, 10722), (1787, 8940), (1788, 8935), (2235, 7148), (2980, 5361), (3574, 4470)]