72201615

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 128701440

約数和(自身を除く): 56499825

約数列:

[1, 3, 5, 15, 19, 37, 41, 57, 95, 111, 123, 167, 185, 205, 285, 501, 555, 615, 703, 779, 835, 1517, 2109, 2337, 2505, 3173, 3515, 3895, 4551, 6179, 6847, 7585, 9519, 10545, 11685, 15865, 18537, 20541, 22755, 28823, 30895, 34235, 47595, 86469, 92685, 102705, 117401, 130093, 144115, 253339, 352203, 390279, 432345, 587005, 650465, 760017, 1266695, 1761015, 1951395, 3800085, 4813441, 14440323, 24067205, 72201615]

約数ペア:

[(1, 72201615), (3, 24067205), (5, 14440323), (15, 4813441), (19, 3800085), (37, 1951395), (41, 1761015), (57, 1266695), (95, 760017), (111, 650465), (123, 587005), (167, 432345), (185, 390279), (205, 352203), (285, 253339), (501, 144115), (555, 130093), (615, 117401), (703, 102705), (779, 92685), (835, 86469), (1517, 47595), (2109, 34235), (2337, 30895), (2505, 28823), (3173, 22755), (3515, 20541), (3895, 18537), (4551, 15865), (6179, 11685), (6847, 10545), (7585, 9519)]