404328990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{2309}}^1$

素因数の和:2781

約数の個数: 64

約数和(自身を含む): 1047816000

約数和(自身を除く): 643487010

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 449, 898, 1347, 2245, 2309, 2694, 4490, 4618, 5837, 6735, 6927, 11545, 11674, 13470, 13854, 17511, 23090, 29185, 30017, 34635, 35022, 58370, 60034, 69270, 87555, 90051, 150085, 175110, 180102, 300170, 450255, 900510, 1036741, 2073482, 3110223, 5183705, 6220446, 10367410, 13477633, 15551115, 26955266, 31102230, 40432899, 67388165, 80865798, 134776330, 202164495, 404328990]

約数ペア:

[(1, 404328990), (2, 202164495), (3, 134776330), (5, 80865798), (6, 67388165), (10, 40432899), (13, 31102230), (15, 26955266), (26, 15551115), (30, 13477633), (39, 10367410), (65, 6220446), (78, 5183705), (130, 3110223), (195, 2073482), (390, 1036741), (449, 900510), (898, 450255), (1347, 300170), (2245, 180102), (2309, 175110), (2694, 150085), (4490, 90051), (4618, 87555), (5837, 69270), (6735, 60034), (6927, 58370), (11545, 35022), (11674, 34635), (13470, 30017), (13854, 29185), (17511, 23090)]