181673968

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:399

約数の個数: 120

約数和(自身を含む): 445029552

約数和(自身を除く): 263355584

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 43, 49, 56, 68, 86, 98, 112, 119, 136, 172, 196, 238, 272, 301, 317, 344, 392, 476, 602, 634, 688, 731, 784, 833, 952, 1204, 1268, 1462, 1666, 1904, 2107, 2219, 2408, 2536, 2924, 3332, 4214, 4438, 4816, 5072, 5117, 5389, 5848, 6664, 8428, 8876, 10234, 10778, 11696, 13328, 13631, 15533, 16856, 17752, 20468, 21556, 27262, 31066, 33712, 35504, 35819, 37723, 40936, 43112, 54524, 62132, 71638, 75446, 81872, 86224, 95417, 109048, 124264, 143276, 150892, 190834, 218096, 231727, 248528, 264061, 286552, 301784, 381668, 463454, 528122, 573104, 603568, 667919, 763336, 926908, 1056244, 1335838, 1526672, 1622089, 1853816, 2112488, 2671676, 3244178, 3707632, 4224976, 5343352, 6488356, 10686704, 11354623, 12976712, 22709246, 25953424, 45418492, 90836984, 181673968]

約数ペア:

[(1, 181673968), (2, 90836984), (4, 45418492), (7, 25953424), (8, 22709246), (14, 12976712), (16, 11354623), (17, 10686704), (28, 6488356), (34, 5343352), (43, 4224976), (49, 3707632), (56, 3244178), (68, 2671676), (86, 2112488), (98, 1853816), (112, 1622089), (119, 1526672), (136, 1335838), (172, 1056244), (196, 926908), (238, 763336), (272, 667919), (301, 603568), (317, 573104), (344, 528122), (392, 463454), (476, 381668), (602, 301784), (634, 286552), (688, 264061), (731, 248528), (784, 231727), (833, 218096), (952, 190834), (1204, 150892), (1268, 143276), (1462, 124264), (1666, 109048), (1904, 95417), (2107, 86224), (2219, 81872), (2408, 75446), (2536, 71638), (2924, 62132), (3332, 54524), (4214, 43112), (4438, 40936), (4816, 37723), (5072, 35819), (5117, 35504), (5389, 33712), (5848, 31066), (6664, 27262), (8428, 21556), (8876, 20468), (10234, 17752), (10778, 16856), (11696, 15533), (13328, 13631)]