181275228

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1279}}^1$

素因数の和:1447

約数の個数: 72

約数和(自身を含む): 477102080

約数和(自身を除く): 295826852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 127, 186, 254, 279, 372, 381, 508, 558, 762, 1116, 1143, 1279, 1524, 2286, 2558, 3837, 3937, 4572, 5116, 7674, 7874, 11511, 11811, 15348, 15748, 23022, 23622, 35433, 39649, 46044, 47244, 70866, 79298, 118947, 141732, 158596, 162433, 237894, 324866, 356841, 475788, 487299, 649732, 713682, 974598, 1427364, 1461897, 1949196, 2923794, 5035423, 5847588, 10070846, 15106269, 20141692, 30212538, 45318807, 60425076, 90637614, 181275228]

約数ペア:

[(1, 181275228), (2, 90637614), (3, 60425076), (4, 45318807), (6, 30212538), (9, 20141692), (12, 15106269), (18, 10070846), (31, 5847588), (36, 5035423), (62, 2923794), (93, 1949196), (124, 1461897), (127, 1427364), (186, 974598), (254, 713682), (279, 649732), (372, 487299), (381, 475788), (508, 356841), (558, 324866), (762, 237894), (1116, 162433), (1143, 158596), (1279, 141732), (1524, 118947), (2286, 79298), (2558, 70866), (3837, 47244), (3937, 46044), (4572, 39649), (5116, 35433), (7674, 23622), (7874, 23022), (11511, 15748), (11811, 15348)]