40057920

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{1987}}^1$

素因数の和:2017

約数の個数: 168

約数和(自身を含む): 157545024

約数和(自身を除く): 117487104

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, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 1987, 2016, 2240, 2520, 2880, 3360, 3974, 4032, 5040, 5961, 6720, 7948, 9935, 10080, 11922, 13909, 15896, 17883, 19870, 20160, 23844, 27818, 29805, 31792, 35766, 39740, 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, 278180, 286128, 317920, 333816, 357660, 381504, 417270, 445088, 476880, 500724, 556360, 572256, 625905, 635840, 667632, 715320, 834540, 890176, 953760, 1001448, 1112720, 1144512, 1251810, 1335264, 1430640, 1669080, 1907520, 2002896, 2225440, 2503620, 2670528, 2861280, 3338160, 4005792, 4450880, 5007240, 5722560, 6676320, 8011584, 10014480, 13352640, 20028960, 40057920]

約数ペア:

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