72012105

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{683}}^1$

素因数の和:779

約数の個数: 64

約数和(自身を含む): 141834240

約数和(自身を除く): 69822135

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 71, 99, 135, 165, 213, 297, 355, 495, 639, 683, 781, 1065, 1485, 1917, 2049, 2343, 3195, 3415, 3905, 6147, 7029, 7513, 9585, 10245, 11715, 18441, 21087, 22539, 30735, 35145, 37565, 48493, 67617, 92205, 105435, 112695, 145479, 202851, 242465, 338085, 436437, 533423, 727395, 1014255, 1309311, 1600269, 2182185, 2667115, 4800807, 6546555, 8001345, 14402421, 24004035, 72012105]

約数ペア:

[(1, 72012105), (3, 24004035), (5, 14402421), (9, 8001345), (11, 6546555), (15, 4800807), (27, 2667115), (33, 2182185), (45, 1600269), (55, 1309311), (71, 1014255), (99, 727395), (135, 533423), (165, 436437), (213, 338085), (297, 242465), (355, 202851), (495, 145479), (639, 112695), (683, 105435), (781, 92205), (1065, 67617), (1485, 48493), (1917, 37565), (2049, 35145), (2343, 30735), (3195, 22539), (3415, 21087), (3905, 18441), (6147, 11715), (7029, 10245), (7513, 9585)]