15721915140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{87343973}}^1$

素因数の和:87343988

約数の個数: 36

約数和(自身を含む): 47689809804

約数和(自身を除く): 31967894664

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 87343973, 174687946, 262031919, 349375892, 436719865, 524063838, 786095757, 873439730, 1048127676, 1310159595, 1572191514, 1746879460, 2620319190, 3144383028, 3930478785, 5240638380, 7860957570, 15721915140]

約数ペア:

[(1, 15721915140), (2, 7860957570), (3, 5240638380), (4, 3930478785), (5, 3144383028), (6, 2620319190), (9, 1746879460), (10, 1572191514), (12, 1310159595), (15, 1048127676), (18, 873439730), (20, 786095757), (30, 524063838), (36, 436719865), (45, 349375892), (60, 262031919), (90, 174687946), (180, 87343973)]