323728288

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1931}}^1$

素因数の和:1998

約数の個数: 72

約数和(自身を含む): 712768896

約数和(自身を除く): 389040608

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 169, 208, 248, 338, 403, 416, 496, 676, 806, 992, 1352, 1612, 1931, 2704, 3224, 3862, 5239, 5408, 6448, 7724, 10478, 12896, 15448, 20956, 25103, 30896, 41912, 50206, 59861, 61792, 83824, 100412, 119722, 167648, 200824, 239444, 326339, 401648, 478888, 652678, 778193, 803296, 957776, 1305356, 1556386, 1915552, 2610712, 3112772, 5221424, 6225544, 10116509, 10442848, 12451088, 20233018, 24902176, 40466036, 80932072, 161864144, 323728288]

約数ペア:

[(1, 323728288), (2, 161864144), (4, 80932072), (8, 40466036), (13, 24902176), (16, 20233018), (26, 12451088), (31, 10442848), (32, 10116509), (52, 6225544), (62, 5221424), (104, 3112772), (124, 2610712), (169, 1915552), (208, 1556386), (248, 1305356), (338, 957776), (403, 803296), (416, 778193), (496, 652678), (676, 478888), (806, 401648), (992, 326339), (1352, 239444), (1612, 200824), (1931, 167648), (2704, 119722), (3224, 100412), (3862, 83824), (5239, 61792), (5408, 59861), (6448, 50206), (7724, 41912), (10478, 30896), (12896, 25103), (15448, 20956)]