140056840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1229}}^1$

素因数の和:1295

約数の個数: 128

約数和(自身を含む): 403833600

約数和(自身を除く): 263776760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 88, 110, 140, 148, 154, 185, 220, 259, 280, 296, 308, 370, 385, 407, 440, 518, 616, 740, 770, 814, 1036, 1229, 1295, 1480, 1540, 1628, 2035, 2072, 2458, 2590, 2849, 3080, 3256, 4070, 4916, 5180, 5698, 6145, 8140, 8603, 9832, 10360, 11396, 12290, 13519, 14245, 16280, 17206, 22792, 24580, 27038, 28490, 34412, 43015, 45473, 49160, 54076, 56980, 67595, 68824, 86030, 90946, 94633, 108152, 113960, 135190, 172060, 181892, 189266, 227365, 270380, 318311, 344120, 363784, 378532, 454730, 473165, 500203, 540760, 636622, 757064, 909460, 946330, 1000406, 1273244, 1591555, 1818920, 1892660, 2000812, 2501015, 2546488, 3183110, 3501421, 3785320, 4001624, 5002030, 6366220, 7002842, 10004060, 12732440, 14005684, 17507105, 20008120, 28011368, 35014210, 70028420, 140056840]

約数ペア:

[(1, 140056840), (2, 70028420), (4, 35014210), (5, 28011368), (7, 20008120), (8, 17507105), (10, 14005684), (11, 12732440), (14, 10004060), (20, 7002842), (22, 6366220), (28, 5002030), (35, 4001624), (37, 3785320), (40, 3501421), (44, 3183110), (55, 2546488), (56, 2501015), (70, 2000812), (74, 1892660), (77, 1818920), (88, 1591555), (110, 1273244), (140, 1000406), (148, 946330), (154, 909460), (185, 757064), (220, 636622), (259, 540760), (280, 500203), (296, 473165), (308, 454730), (370, 378532), (385, 363784), (407, 344120), (440, 318311), (518, 270380), (616, 227365), (740, 189266), (770, 181892), (814, 172060), (1036, 135190), (1229, 113960), (1295, 108152), (1480, 94633), (1540, 90946), (1628, 86030), (2035, 68824), (2072, 67595), (2458, 56980), (2590, 54076), (2849, 49160), (3080, 45473), (3256, 43015), (4070, 34412), (4916, 28490), (5180, 27038), (5698, 24580), (6145, 22792), (8140, 17206), (8603, 16280), (9832, 14245), (10360, 13519), (11396, 12290)]