66404340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{122971}}^1$

素因数の和:122989

約数の個数: 48

約数和(自身を含む): 206592960

約数和(自身を除く): 140188620

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, 122971, 245942, 368913, 491884, 614855, 737826, 1106739, 1229710, 1475652, 1844565, 2213478, 2459420, 3320217, 3689130, 4426956, 5533695, 6640434, 7378260, 11067390, 13280868, 16601085, 22134780, 33202170, 66404340]

約数ペア:

[(1, 66404340), (2, 33202170), (3, 22134780), (4, 16601085), (5, 13280868), (6, 11067390), (9, 7378260), (10, 6640434), (12, 5533695), (15, 4426956), (18, 3689130), (20, 3320217), (27, 2459420), (30, 2213478), (36, 1844565), (45, 1475652), (54, 1229710), (60, 1106739), (90, 737826), (108, 614855), (135, 491884), (180, 368913), (270, 245942), (540, 122971)]