205916784

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1987}}^1$

素因数の和:2142

約数の個数: 80

約数和(自身を含む): 567963648

約数和(自身を除く): 362046864

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 127, 136, 204, 254, 272, 381, 408, 508, 762, 816, 1016, 1524, 1987, 2032, 2159, 3048, 3974, 4318, 5961, 6096, 6477, 7948, 8636, 11922, 12954, 15896, 17272, 23844, 25908, 31792, 33779, 34544, 47688, 51816, 67558, 95376, 101337, 103632, 135116, 202674, 252349, 270232, 405348, 504698, 540464, 757047, 810696, 1009396, 1514094, 1621392, 2018792, 3028188, 4037584, 4289933, 6056376, 8579866, 12112752, 12869799, 17159732, 25739598, 34319464, 51479196, 68638928, 102958392, 205916784]

約数ペア:

[(1, 205916784), (2, 102958392), (3, 68638928), (4, 51479196), (6, 34319464), (8, 25739598), (12, 17159732), (16, 12869799), (17, 12112752), (24, 8579866), (34, 6056376), (48, 4289933), (51, 4037584), (68, 3028188), (102, 2018792), (127, 1621392), (136, 1514094), (204, 1009396), (254, 810696), (272, 757047), (381, 540464), (408, 504698), (508, 405348), (762, 270232), (816, 252349), (1016, 202674), (1524, 135116), (1987, 103632), (2032, 101337), (2159, 95376), (3048, 67558), (3974, 51816), (4318, 47688), (5961, 34544), (6096, 33779), (6477, 31792), (7948, 25908), (8636, 23844), (11922, 17272), (12954, 15896)]