7915140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43973}}^1$

素因数の和:43988

約数の個数: 36

約数和(自身を含む): 24009804

約数和(自身を除く): 16094664

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 43973, 87946, 131919, 175892, 219865, 263838, 395757, 439730, 527676, 659595, 791514, 879460, 1319190, 1583028, 1978785, 2638380, 3957570, 7915140]

約数ペア:

[(1, 7915140), (2, 3957570), (3, 2638380), (4, 1978785), (5, 1583028), (6, 1319190), (9, 879460), (10, 791514), (12, 659595), (15, 527676), (18, 439730), (20, 395757), (30, 263838), (36, 219865), (45, 175892), (60, 131919), (90, 87946), (180, 43973)]