128097180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{237217}}^1$

素因数の和:237235

約数の個数: 48

約数和(自身を含む): 398526240

約数和(自身を除く): 270429060

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, 237217, 474434, 711651, 948868, 1186085, 1423302, 2134953, 2372170, 2846604, 3558255, 4269906, 4744340, 6404859, 7116510, 8539812, 10674765, 12809718, 14233020, 21349530, 25619436, 32024295, 42699060, 64048590, 128097180]

約数ペア:

[(1, 128097180), (2, 64048590), (3, 42699060), (4, 32024295), (5, 25619436), (6, 21349530), (9, 14233020), (10, 12809718), (12, 10674765), (15, 8539812), (18, 7116510), (20, 6404859), (27, 4744340), (30, 4269906), (36, 3558255), (45, 2846604), (54, 2372170), (60, 2134953), (90, 1423302), (108, 1186085), (135, 948868), (180, 711651), (270, 474434), (540, 237217)]