7856730

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{4157}}^1$

素因数の和:4180

約数の個数: 64

約数和(自身を含む): 23950080

約数和(自身を除く): 16093350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 4157, 8314, 12471, 20785, 24942, 29099, 37413, 41570, 58198, 62355, 74826, 87297, 112239, 124710, 145495, 174594, 187065, 224478, 261891, 290990, 374130, 436485, 523782, 561195, 785673, 872970, 1122390, 1309455, 1571346, 2618910, 3928365, 7856730]

約数ペア:

[(1, 7856730), (2, 3928365), (3, 2618910), (5, 1571346), (6, 1309455), (7, 1122390), (9, 872970), (10, 785673), (14, 561195), (15, 523782), (18, 436485), (21, 374130), (27, 290990), (30, 261891), (35, 224478), (42, 187065), (45, 174594), (54, 145495), (63, 124710), (70, 112239), (90, 87297), (105, 74826), (126, 62355), (135, 58198), (189, 41570), (210, 37413), (270, 29099), (315, 24942), (378, 20785), (630, 12471), (945, 8314), (1890, 4157)]