9899460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1279}}^1$

素因数の和:1337

約数の個数: 72

約数和(自身を含む): 30750720

約数和(自身を除く): 20851260

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, 1279, 1290, 1548, 1935, 2558, 2580, 3837, 3870, 5116, 6395, 7674, 7740, 11511, 12790, 15348, 19185, 23022, 25580, 38370, 46044, 54997, 57555, 76740, 109994, 115110, 164991, 219988, 230220, 274985, 329982, 494973, 549970, 659964, 824955, 989946, 1099940, 1649910, 1979892, 2474865, 3299820, 4949730, 9899460]

約数ペア:

[(1, 9899460), (2, 4949730), (3, 3299820), (4, 2474865), (5, 1979892), (6, 1649910), (9, 1099940), (10, 989946), (12, 824955), (15, 659964), (18, 549970), (20, 494973), (30, 329982), (36, 274985), (43, 230220), (45, 219988), (60, 164991), (86, 115110), (90, 109994), (129, 76740), (172, 57555), (180, 54997), (215, 46044), (258, 38370), (387, 25580), (430, 23022), (516, 19185), (645, 15348), (774, 12790), (860, 11511), (1279, 7740), (1290, 7674), (1548, 6395), (1935, 5116), (2558, 3870), (2580, 3837)]