272780354

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{977}}^1$

素因数の和:1048

約数の個数: 64

約数和(自身を含む): 535161600

約数和(自身を除く): 262381246

約数列:

[1, 2, 7, 11, 14, 22, 37, 49, 74, 77, 98, 154, 259, 343, 407, 518, 539, 686, 814, 977, 1078, 1813, 1954, 2849, 3626, 3773, 5698, 6839, 7546, 10747, 12691, 13678, 19943, 21494, 25382, 36149, 39886, 47873, 72298, 75229, 95746, 139601, 150458, 253043, 279202, 335111, 397639, 506086, 526603, 670222, 795278, 1053206, 1771301, 2783473, 3542602, 3686221, 5566946, 7372442, 12399107, 19484311, 24798214, 38968622, 136390177, 272780354]

約数ペア:

[(1, 272780354), (2, 136390177), (7, 38968622), (11, 24798214), (14, 19484311), (22, 12399107), (37, 7372442), (49, 5566946), (74, 3686221), (77, 3542602), (98, 2783473), (154, 1771301), (259, 1053206), (343, 795278), (407, 670222), (518, 526603), (539, 506086), (686, 397639), (814, 335111), (977, 279202), (1078, 253043), (1813, 150458), (1954, 139601), (2849, 95746), (3626, 75229), (3773, 72298), (5698, 47873), (6839, 39886), (7546, 36149), (10747, 25382), (12691, 21494), (13678, 19943)]