38399580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{557}}^1$

素因数の和:955

約数の個数: 72

約数和(自身を含む): 116992512

約数和(自身を除く): 78592932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 383, 557, 766, 1114, 1149, 1532, 1671, 1915, 2228, 2298, 2785, 3342, 3447, 3830, 4596, 5013, 5570, 5745, 6684, 6894, 7660, 8355, 10026, 11140, 11490, 13788, 16710, 17235, 20052, 22980, 25065, 33420, 34470, 50130, 68940, 100260, 213331, 426662, 639993, 853324, 1066655, 1279986, 1919979, 2133310, 2559972, 3199965, 3839958, 4266620, 6399930, 7679916, 9599895, 12799860, 19199790, 38399580]

約数ペア:

[(1, 38399580), (2, 19199790), (3, 12799860), (4, 9599895), (5, 7679916), (6, 6399930), (9, 4266620), (10, 3839958), (12, 3199965), (15, 2559972), (18, 2133310), (20, 1919979), (30, 1279986), (36, 1066655), (45, 853324), (60, 639993), (90, 426662), (180, 213331), (383, 100260), (557, 68940), (766, 50130), (1114, 34470), (1149, 33420), (1532, 25065), (1671, 22980), (1915, 20052), (2228, 17235), (2298, 16710), (2785, 13788), (3342, 11490), (3447, 11140), (3830, 10026), (4596, 8355), (5013, 7660), (5570, 6894), (5745, 6684)]