305931808

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3389}}^1$

素因数の和:3450

約数の個数: 96

約数和(自身を含む): 765434880

約数和(自身を除く): 459503072

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 224, 248, 364, 403, 416, 434, 496, 728, 806, 868, 992, 1456, 1612, 1736, 2821, 2912, 3224, 3389, 3472, 5642, 6448, 6778, 6944, 11284, 12896, 13556, 22568, 23723, 27112, 44057, 45136, 47446, 54224, 88114, 90272, 94892, 105059, 108448, 176228, 189784, 210118, 308399, 352456, 379568, 420236, 616798, 704912, 735413, 759136, 840472, 1233596, 1365767, 1409824, 1470826, 1680944, 2467192, 2731534, 2941652, 3361888, 4934384, 5463068, 5883304, 9560369, 9868768, 10926136, 11766608, 19120738, 21852272, 23533216, 38241476, 43704544, 76482952, 152965904, 305931808]

約数ペア:

[(1, 305931808), (2, 152965904), (4, 76482952), (7, 43704544), (8, 38241476), (13, 23533216), (14, 21852272), (16, 19120738), (26, 11766608), (28, 10926136), (31, 9868768), (32, 9560369), (52, 5883304), (56, 5463068), (62, 4934384), (91, 3361888), (104, 2941652), (112, 2731534), (124, 2467192), (182, 1680944), (208, 1470826), (217, 1409824), (224, 1365767), (248, 1233596), (364, 840472), (403, 759136), (416, 735413), (434, 704912), (496, 616798), (728, 420236), (806, 379568), (868, 352456), (992, 308399), (1456, 210118), (1612, 189784), (1736, 176228), (2821, 108448), (2912, 105059), (3224, 94892), (3389, 90272), (3472, 88114), (5642, 54224), (6448, 47446), (6778, 45136), (6944, 44057), (11284, 27112), (12896, 23723), (13556, 22568)]