280296016

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:130

約数の個数: 240

約数和(自身を含む): 772089472

約数和(自身を除く): 491793456

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 37, 43, 44, 52, 56, 74, 77, 86, 88, 91, 104, 112, 121, 143, 148, 154, 172, 176, 182, 208, 242, 259, 286, 296, 301, 308, 344, 364, 407, 473, 481, 484, 518, 559, 572, 592, 602, 616, 688, 728, 814, 847, 946, 962, 968, 1001, 1036, 1118, 1144, 1204, 1232, 1456, 1573, 1591, 1628, 1694, 1892, 1924, 1936, 2002, 2072, 2236, 2288, 2408, 2849, 3146, 3182, 3256, 3311, 3367, 3388, 3784, 3848, 3913, 4004, 4144, 4472, 4477, 4816, 5203, 5291, 5698, 6149, 6292, 6364, 6512, 6622, 6734, 6776, 7568, 7696, 7826, 8008, 8944, 8954, 10406, 10582, 11011, 11137, 11396, 12298, 12584, 12728, 13244, 13468, 13552, 15652, 16016, 17501, 17908, 20683, 20812, 21164, 22022, 22274, 22792, 24596, 25168, 25456, 26488, 26936, 31304, 31339, 35002, 35816, 36421, 37037, 41366, 41624, 42328, 43043, 44044, 44548, 45584, 49192, 52976, 53872, 58201, 62608, 62678, 67639, 70004, 71632, 72842, 74074, 82732, 83248, 84656, 86086, 88088, 89096, 98384, 116402, 122507, 125356, 135278, 140008, 144781, 145684, 148148, 165464, 172172, 176176, 178192, 192511, 227513, 232804, 245014, 250712, 270556, 280016, 289562, 291368, 296296, 330928, 344344, 385022, 407407, 455026, 465608, 473473, 490028, 501424, 541112, 579124, 582736, 592592, 688688, 770044, 814814, 910052, 931216, 946946, 980056, 1082224, 1158248, 1347577, 1540088, 1592591, 1629628, 1820104, 1893892, 1960112, 2316496, 2502643, 2695154, 3080176, 3185182, 3259256, 3640208, 3787784, 5005286, 5390308, 6370364, 6518512, 7575568, 10010572, 10780616, 12740728, 17518501, 20021144, 21561232, 25481456, 35037002, 40042288, 70074004, 140148008, 280296016]

約数ペア:

[(1, 280296016), (2, 140148008), (4, 70074004), (7, 40042288), (8, 35037002), (11, 25481456), (13, 21561232), (14, 20021144), (16, 17518501), (22, 12740728), (26, 10780616), (28, 10010572), (37, 7575568), (43, 6518512), (44, 6370364), (52, 5390308), (56, 5005286), (74, 3787784), (77, 3640208), (86, 3259256), (88, 3185182), (91, 3080176), (104, 2695154), (112, 2502643), (121, 2316496), (143, 1960112), (148, 1893892), (154, 1820104), (172, 1629628), (176, 1592591), (182, 1540088), (208, 1347577), (242, 1158248), (259, 1082224), (286, 980056), (296, 946946), (301, 931216), (308, 910052), (344, 814814), (364, 770044), (407, 688688), (473, 592592), (481, 582736), (484, 579124), (518, 541112), (559, 501424), (572, 490028), (592, 473473), (602, 465608), (616, 455026), (688, 407407), (728, 385022), (814, 344344), (847, 330928), (946, 296296), (962, 291368), (968, 289562), (1001, 280016), (1036, 270556), (1118, 250712), (1144, 245014), (1204, 232804), (1232, 227513), (1456, 192511), (1573, 178192), (1591, 176176), (1628, 172172), (1694, 165464), (1892, 148148), (1924, 145684), (1936, 144781), (2002, 140008), (2072, 135278), (2236, 125356), (2288, 122507), (2408, 116402), (2849, 98384), (3146, 89096), (3182, 88088), (3256, 86086), (3311, 84656), (3367, 83248), (3388, 82732), (3784, 74074), (3848, 72842), (3913, 71632), (4004, 70004), (4144, 67639), (4472, 62678), (4477, 62608), (4816, 58201), (5203, 53872), (5291, 52976), (5698, 49192), (6149, 45584), (6292, 44548), (6364, 44044), (6512, 43043), (6622, 42328), (6734, 41624), (6776, 41366), (7568, 37037), (7696, 36421), (7826, 35816), (8008, 35002), (8944, 31339), (8954, 31304), (10406, 26936), (10582, 26488), (11011, 25456), (11137, 25168), (11396, 24596), (12298, 22792), (12584, 22274), (12728, 22022), (13244, 21164), (13468, 20812), (13552, 20683), (15652, 17908), (16016, 17501)]