80115840

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{1987}}^1$

素因数の和:2019

約数の個数: 192

約数和(自身を含む): 316330560

約数和(自身を除く): 236214720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 1987, 2016, 2240, 2520, 2688, 2880, 3360, 3974, 4032, 4480, 5040, 5760, 5961, 6720, 7948, 8064, 9935, 10080, 11922, 13440, 13909, 15896, 17883, 19870, 20160, 23844, 27818, 29805, 31792, 35766, 39740, 40320, 41727, 47688, 55636, 59610, 63584, 69545, 71532, 79480, 83454, 89415, 95376, 111272, 119220, 125181, 127168, 139090, 143064, 158960, 166908, 178830, 190752, 208635, 222544, 238440, 250362, 254336, 278180, 286128, 317920, 333816, 357660, 381504, 417270, 445088, 476880, 500724, 556360, 572256, 625905, 635840, 667632, 715320, 763008, 834540, 890176, 953760, 1001448, 1112720, 1144512, 1251810, 1271680, 1335264, 1430640, 1669080, 1780352, 1907520, 2002896, 2225440, 2289024, 2503620, 2670528, 2861280, 3338160, 3815040, 4005792, 4450880, 5007240, 5341056, 5722560, 6676320, 8011584, 8901760, 10014480, 11445120, 13352640, 16023168, 20028960, 26705280, 40057920, 80115840]

約数ペア:

[(1, 80115840), (2, 40057920), (3, 26705280), (4, 20028960), (5, 16023168), (6, 13352640), (7, 11445120), (8, 10014480), (9, 8901760), (10, 8011584), (12, 6676320), (14, 5722560), (15, 5341056), (16, 5007240), (18, 4450880), (20, 4005792), (21, 3815040), (24, 3338160), (28, 2861280), (30, 2670528), (32, 2503620), (35, 2289024), (36, 2225440), (40, 2002896), (42, 1907520), (45, 1780352), (48, 1669080), (56, 1430640), (60, 1335264), (63, 1271680), (64, 1251810), (70, 1144512), (72, 1112720), (80, 1001448), (84, 953760), (90, 890176), (96, 834540), (105, 763008), (112, 715320), (120, 667632), (126, 635840), (128, 625905), (140, 572256), (144, 556360), (160, 500724), (168, 476880), (180, 445088), (192, 417270), (210, 381504), (224, 357660), (240, 333816), (252, 317920), (280, 286128), (288, 278180), (315, 254336), (320, 250362), (336, 238440), (360, 222544), (384, 208635), (420, 190752), (448, 178830), (480, 166908), (504, 158960), (560, 143064), (576, 139090), (630, 127168), (640, 125181), (672, 119220), (720, 111272), (840, 95376), (896, 89415), (960, 83454), (1008, 79480), (1120, 71532), (1152, 69545), (1260, 63584), (1344, 59610), (1440, 55636), (1680, 47688), (1920, 41727), (1987, 40320), (2016, 39740), (2240, 35766), (2520, 31792), (2688, 29805), (2880, 27818), (3360, 23844), (3974, 20160), (4032, 19870), (4480, 17883), (5040, 15896), (5760, 13909), (5961, 13440), (6720, 11922), (7948, 10080), (8064, 9935)]