54919980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{305111}}^1$

素因数の和:305126

約数の個数: 36

約数和(自身を含む): 166591152

約数和(自身を除く): 111671172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 305111, 610222, 915333, 1220444, 1525555, 1830666, 2745999, 3051110, 3661332, 4576665, 5491998, 6102220, 9153330, 10983996, 13729995, 18306660, 27459990, 54919980]

約数ペア:

[(1, 54919980), (2, 27459990), (3, 18306660), (4, 13729995), (5, 10983996), (6, 9153330), (9, 6102220), (10, 5491998), (12, 4576665), (15, 3661332), (18, 3051110), (20, 2745999), (30, 1830666), (36, 1525555), (45, 1220444), (60, 915333), (90, 610222), (180, 305111)]