15663114920

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1\times {\mathrm{7433}}^1$

素因数の和:7962

約数の個数: 64

約数和(自身を含む): 35593992000

約数和(自身を除く): 19930877080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 379, 556, 695, 758, 1112, 1390, 1516, 1895, 2780, 3032, 3790, 5560, 7433, 7580, 14866, 15160, 29732, 37165, 52681, 59464, 74330, 105362, 148660, 210724, 263405, 297320, 421448, 526810, 1033187, 1053620, 2066374, 2107240, 2817107, 4132748, 5165935, 5634214, 8265496, 10331870, 11268428, 14085535, 20663740, 22536856, 28171070, 41327480, 56342140, 112684280, 391577873, 783155746, 1566311492, 1957889365, 3132622984, 3915778730, 7831557460, 15663114920]

約数ペア:

[(1, 15663114920), (2, 7831557460), (4, 3915778730), (5, 3132622984), (8, 1957889365), (10, 1566311492), (20, 783155746), (40, 391577873), (139, 112684280), (278, 56342140), (379, 41327480), (556, 28171070), (695, 22536856), (758, 20663740), (1112, 14085535), (1390, 11268428), (1516, 10331870), (1895, 8265496), (2780, 5634214), (3032, 5165935), (3790, 4132748), (5560, 2817107), (7433, 2107240), (7580, 2066374), (14866, 1053620), (15160, 1033187), (29732, 526810), (37165, 421448), (52681, 297320), (59464, 263405), (74330, 210724), (105362, 148660)]