279291152

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:616

約数の個数: 80

約数和(自身を含む): 642911232

約数和(自身を除く): 363620080

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 257, 313, 434, 496, 514, 626, 868, 1028, 1252, 1736, 1799, 2056, 2191, 2504, 3472, 3598, 4112, 4382, 5008, 7196, 7967, 8764, 9703, 14392, 15934, 17528, 19406, 28784, 31868, 35056, 38812, 55769, 63736, 67921, 77624, 80441, 111538, 127472, 135842, 155248, 160882, 223076, 271684, 321764, 446152, 543368, 563087, 643528, 892304, 1086736, 1126174, 1287056, 2252348, 2493671, 4504696, 4987342, 9009392, 9974684, 17455697, 19949368, 34911394, 39898736, 69822788, 139645576, 279291152]

約数ペア:

[(1, 279291152), (2, 139645576), (4, 69822788), (7, 39898736), (8, 34911394), (14, 19949368), (16, 17455697), (28, 9974684), (31, 9009392), (56, 4987342), (62, 4504696), (112, 2493671), (124, 2252348), (217, 1287056), (248, 1126174), (257, 1086736), (313, 892304), (434, 643528), (496, 563087), (514, 543368), (626, 446152), (868, 321764), (1028, 271684), (1252, 223076), (1736, 160882), (1799, 155248), (2056, 135842), (2191, 127472), (2504, 111538), (3472, 80441), (3598, 77624), (4112, 67921), (4382, 63736), (5008, 55769), (7196, 38812), (7967, 35056), (8764, 31868), (9703, 28784), (14392, 19406), (15934, 17528)]