55161180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^2$

素因数の和:288

約数の個数: 108

約数和(自身を含む): 177526440

約数和(自身を除く): 122365260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 127, 171, 180, 190, 228, 254, 285, 342, 380, 381, 508, 570, 635, 684, 762, 855, 1140, 1143, 1270, 1524, 1710, 1905, 2286, 2413, 2540, 3420, 3810, 4572, 4826, 5715, 7239, 7620, 9652, 11430, 12065, 14478, 16129, 21717, 22860, 24130, 28956, 32258, 36195, 43434, 48260, 48387, 64516, 72390, 80645, 86868, 96774, 108585, 144780, 145161, 161290, 193548, 217170, 241935, 290322, 306451, 322580, 434340, 483870, 580644, 612902, 725805, 919353, 967740, 1225804, 1451610, 1532255, 1838706, 2758059, 2903220, 3064510, 3677412, 4596765, 5516118, 6129020, 9193530, 11032236, 13790295, 18387060, 27580590, 55161180]

約数ペア:

[(1, 55161180), (2, 27580590), (3, 18387060), (4, 13790295), (5, 11032236), (6, 9193530), (9, 6129020), (10, 5516118), (12, 4596765), (15, 3677412), (18, 3064510), (19, 2903220), (20, 2758059), (30, 1838706), (36, 1532255), (38, 1451610), (45, 1225804), (57, 967740), (60, 919353), (76, 725805), (90, 612902), (95, 580644), (114, 483870), (127, 434340), (171, 322580), (180, 306451), (190, 290322), (228, 241935), (254, 217170), (285, 193548), (342, 161290), (380, 145161), (381, 144780), (508, 108585), (570, 96774), (635, 86868), (684, 80645), (762, 72390), (855, 64516), (1140, 48387), (1143, 48260), (1270, 43434), (1524, 36195), (1710, 32258), (1905, 28956), (2286, 24130), (2413, 22860), (2540, 21717), (3420, 16129), (3810, 14478), (4572, 12065), (4826, 11430), (5715, 9652), (7239, 7620)]