268156640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{317}}^1$

素因数の和:660

約数の個数: 96

約数和(自身を含む): 675065664

約数和(自身を除く): 406909024

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 311, 317, 340, 544, 622, 634, 680, 1244, 1268, 1360, 1555, 1585, 2488, 2536, 2720, 3110, 3170, 4976, 5072, 5287, 5389, 6220, 6340, 9952, 10144, 10574, 10778, 12440, 12680, 21148, 21556, 24880, 25360, 26435, 26945, 42296, 43112, 49760, 50720, 52870, 53890, 84592, 86224, 98587, 105740, 107780, 169184, 172448, 197174, 211480, 215560, 394348, 422960, 431120, 492935, 788696, 845920, 862240, 985870, 1577392, 1675979, 1971740, 3154784, 3351958, 3943480, 6703916, 7886960, 8379895, 13407832, 15773920, 16759790, 26815664, 33519580, 53631328, 67039160, 134078320, 268156640]

約数ペア:

[(1, 268156640), (2, 134078320), (4, 67039160), (5, 53631328), (8, 33519580), (10, 26815664), (16, 16759790), (17, 15773920), (20, 13407832), (32, 8379895), (34, 7886960), (40, 6703916), (68, 3943480), (80, 3351958), (85, 3154784), (136, 1971740), (160, 1675979), (170, 1577392), (272, 985870), (311, 862240), (317, 845920), (340, 788696), (544, 492935), (622, 431120), (634, 422960), (680, 394348), (1244, 215560), (1268, 211480), (1360, 197174), (1555, 172448), (1585, 169184), (2488, 107780), (2536, 105740), (2720, 98587), (3110, 86224), (3170, 84592), (4976, 53890), (5072, 52870), (5287, 50720), (5389, 49760), (6220, 43112), (6340, 42296), (9952, 26945), (10144, 26435), (10574, 25360), (10778, 24880), (12440, 21556), (12680, 21148)]