7166740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 17926272

約数和(自身を除く): 10759532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 103, 140, 142, 196, 206, 245, 284, 355, 412, 490, 497, 515, 710, 721, 980, 994, 1030, 1420, 1442, 1988, 2060, 2485, 2884, 3479, 3605, 4970, 5047, 6958, 7210, 7313, 9940, 10094, 13916, 14420, 14626, 17395, 20188, 25235, 29252, 34790, 36565, 50470, 51191, 69580, 73130, 100940, 102382, 146260, 204764, 255955, 358337, 511910, 716674, 1023820, 1433348, 1791685, 3583370, 7166740]

約数ペア:

[(1, 7166740), (2, 3583370), (4, 1791685), (5, 1433348), (7, 1023820), (10, 716674), (14, 511910), (20, 358337), (28, 255955), (35, 204764), (49, 146260), (70, 102382), (71, 100940), (98, 73130), (103, 69580), (140, 51191), (142, 50470), (196, 36565), (206, 34790), (245, 29252), (284, 25235), (355, 20188), (412, 17395), (490, 14626), (497, 14420), (515, 13916), (710, 10094), (721, 9940), (980, 7313), (994, 7210), (1030, 6958), (1420, 5047), (1442, 4970), (1988, 3605), (2060, 3479), (2485, 2884)]