77421780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{430121}}^1$

素因数の和:430136

約数の個数: 36

約数和(自身を含む): 234846612

約数和(自身を除く): 157424832

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 430121, 860242, 1290363, 1720484, 2150605, 2580726, 3871089, 4301210, 5161452, 6451815, 7742178, 8602420, 12903630, 15484356, 19355445, 25807260, 38710890, 77421780]

約数ペア:

[(1, 77421780), (2, 38710890), (3, 25807260), (4, 19355445), (5, 15484356), (6, 12903630), (9, 8602420), (10, 7742178), (12, 6451815), (15, 5161452), (18, 4301210), (20, 3871089), (30, 2580726), (36, 2150605), (45, 1720484), (60, 1290363), (90, 860242), (180, 430121)]