131538480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3943}}^1$

素因数の和:4098

約数の個数: 80

約数和(自身を含む): 410807040

約数和(自身を除く): 279268560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2780, 3336, 3943, 4170, 5560, 6672, 7886, 8340, 11120, 11829, 15772, 16680, 19715, 23658, 31544, 33360, 39430, 47316, 59145, 63088, 78860, 94632, 118290, 157720, 189264, 236580, 315440, 473160, 548077, 946320, 1096154, 1644231, 2192308, 2740385, 3288462, 4384616, 5480770, 6576924, 8221155, 8769232, 10961540, 13153848, 16442310, 21923080, 26307696, 32884620, 43846160, 65769240, 131538480]

約数ペア:

[(1, 131538480), (2, 65769240), (3, 43846160), (4, 32884620), (5, 26307696), (6, 21923080), (8, 16442310), (10, 13153848), (12, 10961540), (15, 8769232), (16, 8221155), (20, 6576924), (24, 5480770), (30, 4384616), (40, 3288462), (48, 2740385), (60, 2192308), (80, 1644231), (120, 1096154), (139, 946320), (240, 548077), (278, 473160), (417, 315440), (556, 236580), (695, 189264), (834, 157720), (1112, 118290), (1390, 94632), (1668, 78860), (2085, 63088), (2224, 59145), (2780, 47316), (3336, 39430), (3943, 33360), (4170, 31544), (5560, 23658), (6672, 19715), (7886, 16680), (8340, 15772), (11120, 11829)]