72709860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1873}}^1$

素因数の和:2532

約数の個数: 48

約数和(自身を含む): 204011136

約数和(自身を除く): 131301276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 647, 1294, 1873, 1941, 2588, 3235, 3746, 3882, 5619, 6470, 7492, 7764, 9365, 9705, 11238, 12940, 18730, 19410, 22476, 28095, 37460, 38820, 56190, 112380, 1211831, 2423662, 3635493, 4847324, 6059155, 7270986, 12118310, 14541972, 18177465, 24236620, 36354930, 72709860]

約数ペア:

[(1, 72709860), (2, 36354930), (3, 24236620), (4, 18177465), (5, 14541972), (6, 12118310), (10, 7270986), (12, 6059155), (15, 4847324), (20, 3635493), (30, 2423662), (60, 1211831), (647, 112380), (1294, 56190), (1873, 38820), (1941, 37460), (2588, 28095), (3235, 22476), (3746, 19410), (3882, 18730), (5619, 12940), (6470, 11238), (7492, 9705), (7764, 9365)]