307398728

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:367

約数の個数: 128

約数和(自身を含む): 748984320

約数和(自身を除く): 441585592

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 53, 56, 62, 91, 104, 106, 124, 182, 212, 217, 248, 257, 364, 371, 403, 424, 434, 514, 689, 728, 742, 806, 868, 1028, 1378, 1484, 1612, 1643, 1736, 1799, 2056, 2756, 2821, 2968, 3224, 3286, 3341, 3598, 4823, 5512, 5642, 6572, 6682, 7196, 7967, 9646, 11284, 11501, 13144, 13364, 13621, 14392, 15934, 19292, 21359, 22568, 23002, 23387, 26728, 27242, 31868, 38584, 42718, 46004, 46774, 54484, 55769, 63736, 85436, 92008, 93548, 95347, 103571, 108968, 111538, 149513, 170872, 177073, 187096, 190694, 207142, 223076, 299026, 354146, 381388, 414284, 422251, 446152, 598052, 708292, 724997, 762776, 828568, 844502, 1196104, 1239511, 1416584, 1449994, 1689004, 2479022, 2899988, 2955757, 3378008, 4958044, 5489263, 5799976, 5911514, 9916088, 10978526, 11823028, 21957052, 23646056, 38424841, 43914104, 76849682, 153699364, 307398728]

約数ペア:

[(1, 307398728), (2, 153699364), (4, 76849682), (7, 43914104), (8, 38424841), (13, 23646056), (14, 21957052), (26, 11823028), (28, 10978526), (31, 9916088), (52, 5911514), (53, 5799976), (56, 5489263), (62, 4958044), (91, 3378008), (104, 2955757), (106, 2899988), (124, 2479022), (182, 1689004), (212, 1449994), (217, 1416584), (248, 1239511), (257, 1196104), (364, 844502), (371, 828568), (403, 762776), (424, 724997), (434, 708292), (514, 598052), (689, 446152), (728, 422251), (742, 414284), (806, 381388), (868, 354146), (1028, 299026), (1378, 223076), (1484, 207142), (1612, 190694), (1643, 187096), (1736, 177073), (1799, 170872), (2056, 149513), (2756, 111538), (2821, 108968), (2968, 103571), (3224, 95347), (3286, 93548), (3341, 92008), (3598, 85436), (4823, 63736), (5512, 55769), (5642, 54484), (6572, 46774), (6682, 46004), (7196, 42718), (7967, 38584), (9646, 31868), (11284, 27242), (11501, 26728), (13144, 23387), (13364, 23002), (13621, 22568), (14392, 21359), (15934, 19292)]