27978840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{77719}}^1$

素因数の和:77736

約数の個数: 48

約数和(自身を含む): 90932400

約数和(自身を除く): 62953560

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, 77719, 155438, 233157, 310876, 388595, 466314, 621752, 699471, 777190, 932628, 1165785, 1398942, 1554380, 1865256, 2331570, 2797884, 3108760, 3497355, 4663140, 5595768, 6994710, 9326280, 13989420, 27978840]

約数ペア:

[(1, 27978840), (2, 13989420), (3, 9326280), (4, 6994710), (5, 5595768), (6, 4663140), (8, 3497355), (9, 3108760), (10, 2797884), (12, 2331570), (15, 1865256), (18, 1554380), (20, 1398942), (24, 1165785), (30, 932628), (36, 777190), (40, 699471), (45, 621752), (60, 466314), (72, 388595), (90, 310876), (120, 233157), (180, 155438), (360, 77719)]