8908740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1151}}^1$

素因数の和:1209

約数の個数: 72

約数和(自身を含む): 27675648

約数和(自身を除く): 18766908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1151, 1290, 1548, 1935, 2302, 2580, 3453, 3870, 4604, 5755, 6906, 7740, 10359, 11510, 13812, 17265, 20718, 23020, 34530, 41436, 49493, 51795, 69060, 98986, 103590, 148479, 197972, 207180, 247465, 296958, 445437, 494930, 593916, 742395, 890874, 989860, 1484790, 1781748, 2227185, 2969580, 4454370, 8908740]

約数ペア:

[(1, 8908740), (2, 4454370), (3, 2969580), (4, 2227185), (5, 1781748), (6, 1484790), (9, 989860), (10, 890874), (12, 742395), (15, 593916), (18, 494930), (20, 445437), (30, 296958), (36, 247465), (43, 207180), (45, 197972), (60, 148479), (86, 103590), (90, 98986), (129, 69060), (172, 51795), (180, 49493), (215, 41436), (258, 34530), (387, 23020), (430, 20718), (516, 17265), (645, 13812), (774, 11510), (860, 10359), (1151, 7740), (1290, 6906), (1548, 5755), (1935, 4604), (2302, 3870), (2580, 3453)]