750780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 2354352

約数和(自身を除く): 1603572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 97, 129, 172, 180, 194, 215, 258, 291, 387, 388, 430, 485, 516, 582, 645, 774, 860, 873, 970, 1164, 1290, 1455, 1548, 1746, 1935, 1940, 2580, 2910, 3492, 3870, 4171, 4365, 5820, 7740, 8342, 8730, 12513, 16684, 17460, 20855, 25026, 37539, 41710, 50052, 62565, 75078, 83420, 125130, 150156, 187695, 250260, 375390, 750780]

約数ペア:

[(1, 750780), (2, 375390), (3, 250260), (4, 187695), (5, 150156), (6, 125130), (9, 83420), (10, 75078), (12, 62565), (15, 50052), (18, 41710), (20, 37539), (30, 25026), (36, 20855), (43, 17460), (45, 16684), (60, 12513), (86, 8730), (90, 8342), (97, 7740), (129, 5820), (172, 4365), (180, 4171), (194, 3870), (215, 3492), (258, 2910), (291, 2580), (387, 1940), (388, 1935), (430, 1746), (485, 1548), (516, 1455), (582, 1290), (645, 1164), (774, 970), (860, 873)]