207579780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{384407}}^1$

素因数の和:384425

約数の個数: 48

約数和(自身を含む): 645805440

約数和(自身を除く): 438225660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 384407, 768814, 1153221, 1537628, 1922035, 2306442, 3459663, 3844070, 4612884, 5766105, 6919326, 7688140, 10378989, 11532210, 13838652, 17298315, 20757978, 23064420, 34596630, 41515956, 51894945, 69193260, 103789890, 207579780]

約数ペア:

[(1, 207579780), (2, 103789890), (3, 69193260), (4, 51894945), (5, 41515956), (6, 34596630), (9, 23064420), (10, 20757978), (12, 17298315), (15, 13838652), (18, 11532210), (20, 10378989), (27, 7688140), (30, 6919326), (36, 5766105), (45, 4612884), (54, 3844070), (60, 3459663), (90, 2306442), (108, 1922035), (135, 1537628), (180, 1153221), (270, 768814), (540, 384407)]