56748720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1987}}^1$

素因数の和:2027

約数の個数: 160

約数和(自身を含む): 212986368

約数和(自身を除く): 156237648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 680, 714, 816, 840, 952, 1020, 1190, 1360, 1428, 1680, 1785, 1904, 1987, 2040, 2380, 2856, 3570, 3974, 4080, 4760, 5712, 5961, 7140, 7948, 9520, 9935, 11922, 13909, 14280, 15896, 19870, 23844, 27818, 28560, 29805, 31792, 33779, 39740, 41727, 47688, 55636, 59610, 67558, 69545, 79480, 83454, 95376, 101337, 111272, 119220, 135116, 139090, 158960, 166908, 168895, 202674, 208635, 222544, 236453, 238440, 270232, 278180, 333816, 337790, 405348, 417270, 472906, 476880, 506685, 540464, 556360, 667632, 675580, 709359, 810696, 834540, 945812, 1013370, 1112720, 1182265, 1351160, 1418718, 1621392, 1669080, 1891624, 2026740, 2364530, 2702320, 2837436, 3338160, 3546795, 3783248, 4053480, 4729060, 5674872, 7093590, 8106960, 9458120, 11349744, 14187180, 18916240, 28374360, 56748720]

約数ペア:

[(1, 56748720), (2, 28374360), (3, 18916240), (4, 14187180), (5, 11349744), (6, 9458120), (7, 8106960), (8, 7093590), (10, 5674872), (12, 4729060), (14, 4053480), (15, 3783248), (16, 3546795), (17, 3338160), (20, 2837436), (21, 2702320), (24, 2364530), (28, 2026740), (30, 1891624), (34, 1669080), (35, 1621392), (40, 1418718), (42, 1351160), (48, 1182265), (51, 1112720), (56, 1013370), (60, 945812), (68, 834540), (70, 810696), (80, 709359), (84, 675580), (85, 667632), (102, 556360), (105, 540464), (112, 506685), (119, 476880), (120, 472906), (136, 417270), (140, 405348), (168, 337790), (170, 333816), (204, 278180), (210, 270232), (238, 238440), (240, 236453), (255, 222544), (272, 208635), (280, 202674), (336, 168895), (340, 166908), (357, 158960), (408, 139090), (420, 135116), (476, 119220), (510, 111272), (560, 101337), (595, 95376), (680, 83454), (714, 79480), (816, 69545), (840, 67558), (952, 59610), (1020, 55636), (1190, 47688), (1360, 41727), (1428, 39740), (1680, 33779), (1785, 31792), (1904, 29805), (1987, 28560), (2040, 27818), (2380, 23844), (2856, 19870), (3570, 15896), (3974, 14280), (4080, 13909), (4760, 11922), (5712, 9935), (5961, 9520), (7140, 7948)]