289643704

素因数分解:

$2^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 656640000

約数和(自身を除く): 366996296

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 79, 94, 98, 158, 188, 196, 199, 316, 329, 376, 392, 398, 553, 632, 658, 796, 1106, 1316, 1393, 1592, 2212, 2303, 2632, 2786, 3713, 3871, 4424, 4606, 5572, 7426, 7742, 9212, 9353, 9751, 11144, 14852, 15484, 15721, 18424, 18706, 19502, 25991, 29704, 30968, 31442, 37412, 39004, 51982, 62884, 65471, 74824, 78008, 103964, 110047, 125768, 130942, 181937, 207928, 220094, 261884, 363874, 440188, 458297, 523768, 727748, 738887, 770329, 880376, 916594, 1455496, 1477774, 1540658, 1833188, 2955548, 3081316, 3666376, 5172209, 5911096, 6162632, 10344418, 20688836, 36205463, 41377672, 72410926, 144821852, 289643704]

約数ペア:

[(1, 289643704), (2, 144821852), (4, 72410926), (7, 41377672), (8, 36205463), (14, 20688836), (28, 10344418), (47, 6162632), (49, 5911096), (56, 5172209), (79, 3666376), (94, 3081316), (98, 2955548), (158, 1833188), (188, 1540658), (196, 1477774), (199, 1455496), (316, 916594), (329, 880376), (376, 770329), (392, 738887), (398, 727748), (553, 523768), (632, 458297), (658, 440188), (796, 363874), (1106, 261884), (1316, 220094), (1393, 207928), (1592, 181937), (2212, 130942), (2303, 125768), (2632, 110047), (2786, 103964), (3713, 78008), (3871, 74824), (4424, 65471), (4606, 62884), (5572, 51982), (7426, 39004), (7742, 37412), (9212, 31442), (9353, 30968), (9751, 29704), (11144, 25991), (14852, 19502), (15484, 18706), (15721, 18424)]