68651460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{661}}^1$

素因数の和:1253

約数の個数: 72

約数和(自身を含む): 208919256

約数和(自身を除く): 140267796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 577, 661, 1154, 1322, 1731, 1983, 2308, 2644, 2885, 3305, 3462, 3966, 5193, 5770, 5949, 6610, 6924, 7932, 8655, 9915, 10386, 11540, 11898, 13220, 17310, 19830, 20772, 23796, 25965, 29745, 34620, 39660, 51930, 59490, 103860, 118980, 381397, 762794, 1144191, 1525588, 1906985, 2288382, 3432573, 3813970, 4576764, 5720955, 6865146, 7627940, 11441910, 13730292, 17162865, 22883820, 34325730, 68651460]

約数ペア:

[(1, 68651460), (2, 34325730), (3, 22883820), (4, 17162865), (5, 13730292), (6, 11441910), (9, 7627940), (10, 6865146), (12, 5720955), (15, 4576764), (18, 3813970), (20, 3432573), (30, 2288382), (36, 1906985), (45, 1525588), (60, 1144191), (90, 762794), (180, 381397), (577, 118980), (661, 103860), (1154, 59490), (1322, 51930), (1731, 39660), (1983, 34620), (2308, 29745), (2644, 25965), (2885, 23796), (3305, 20772), (3462, 19830), (3966, 17310), (5193, 13220), (5770, 11898), (5949, 11540), (6610, 10386), (6924, 9915), (7932, 8655)]