306375

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:80

約数の個数: 32

約数和(自身を含む): 549120

約数和(自身を除く): 242745

約数列:

[1, 3, 5, 15, 19, 25, 43, 57, 75, 95, 125, 129, 215, 285, 375, 475, 645, 817, 1075, 1425, 2375, 2451, 3225, 4085, 5375, 7125, 12255, 16125, 20425, 61275, 102125, 306375]

約数ペア:

[(1, 306375), (3, 102125), (5, 61275), (15, 20425), (19, 16125), (25, 12255), (43, 7125), (57, 5375), (75, 4085), (95, 3225), (125, 2451), (129, 2375), (215, 1425), (285, 1075), (375, 817), (475, 645)]