208681256

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 508032000

約数和(自身を除く): 299350744

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 68, 76, 83, 119, 133, 136, 139, 152, 166, 238, 266, 278, 323, 332, 476, 532, 556, 581, 646, 664, 952, 973, 1064, 1112, 1162, 1292, 1411, 1577, 1946, 2261, 2324, 2363, 2584, 2641, 2822, 3154, 3892, 4522, 4648, 4726, 5282, 5644, 6308, 7784, 9044, 9452, 9877, 10564, 11039, 11288, 11537, 12616, 16541, 18088, 18487, 18904, 19754, 21128, 22078, 23074, 26809, 33082, 36974, 39508, 44156, 44897, 46148, 53618, 66164, 73948, 79016, 80759, 88312, 89794, 92296, 107236, 132328, 147896, 161518, 179588, 187663, 196129, 214472, 219203, 314279, 323036, 359176, 375326, 392258, 438406, 628558, 646072, 750652, 784516, 876812, 1257116, 1372903, 1501304, 1534421, 1569032, 1753624, 2514232, 2745806, 3068842, 3726451, 5491612, 6137684, 7452902, 10983224, 12275368, 14905804, 26085157, 29811608, 52170314, 104340628, 208681256]

約数ペア:

[(1, 208681256), (2, 104340628), (4, 52170314), (7, 29811608), (8, 26085157), (14, 14905804), (17, 12275368), (19, 10983224), (28, 7452902), (34, 6137684), (38, 5491612), (56, 3726451), (68, 3068842), (76, 2745806), (83, 2514232), (119, 1753624), (133, 1569032), (136, 1534421), (139, 1501304), (152, 1372903), (166, 1257116), (238, 876812), (266, 784516), (278, 750652), (323, 646072), (332, 628558), (476, 438406), (532, 392258), (556, 375326), (581, 359176), (646, 323036), (664, 314279), (952, 219203), (973, 214472), (1064, 196129), (1112, 187663), (1162, 179588), (1292, 161518), (1411, 147896), (1577, 132328), (1946, 107236), (2261, 92296), (2324, 89794), (2363, 88312), (2584, 80759), (2641, 79016), (2822, 73948), (3154, 66164), (3892, 53618), (4522, 46148), (4648, 44897), (4726, 44156), (5282, 39508), (5644, 36974), (6308, 33082), (7784, 26809), (9044, 23074), (9452, 22078), (9877, 21128), (10564, 19754), (11039, 18904), (11288, 18487), (11537, 18088), (12616, 16541)]