72745155

素因数分解:

$3^3\times 5^1\times 7^3\times {\mathrm{1571}}^1$

素因数の和:1606

約数の個数: 64

約数和(自身を含む): 150912000

約数和(自身を除く): 78166845

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 343, 441, 735, 945, 1029, 1323, 1571, 1715, 2205, 3087, 4713, 5145, 6615, 7855, 9261, 10997, 14139, 15435, 23565, 32991, 42417, 46305, 54985, 70695, 76979, 98973, 164955, 212085, 230937, 296919, 384895, 494865, 538853, 692811, 1154685, 1484595, 1616559, 2078433, 2694265, 3464055, 4849677, 8082795, 10392165, 14549031, 24248385, 72745155]

約数ペア:

[(1, 72745155), (3, 24248385), (5, 14549031), (7, 10392165), (9, 8082795), (15, 4849677), (21, 3464055), (27, 2694265), (35, 2078433), (45, 1616559), (49, 1484595), (63, 1154685), (105, 692811), (135, 538853), (147, 494865), (189, 384895), (245, 296919), (315, 230937), (343, 212085), (441, 164955), (735, 98973), (945, 76979), (1029, 70695), (1323, 54985), (1571, 46305), (1715, 42417), (2205, 32991), (3087, 23565), (4713, 15435), (5145, 14139), (6615, 10997), (7855, 9261)]