278133090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{547}}^1\times {\mathrm{997}}^1$

素因数の和:1571

約数の個数: 64

約数和(自身を含む): 708787584

約数和(自身を除く): 430654494

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 547, 997, 1094, 1641, 1994, 2735, 2991, 3282, 4985, 5470, 5982, 8205, 9299, 9970, 14955, 16410, 16949, 18598, 27897, 29910, 33898, 46495, 50847, 55794, 84745, 92990, 101694, 139485, 169490, 254235, 278970, 508470, 545359, 1090718, 1636077, 2726795, 3272154, 5453590, 8180385, 9271103, 16360770, 18542206, 27813309, 46355515, 55626618, 92711030, 139066545, 278133090]

約数ペア:

[(1, 278133090), (2, 139066545), (3, 92711030), (5, 55626618), (6, 46355515), (10, 27813309), (15, 18542206), (17, 16360770), (30, 9271103), (34, 8180385), (51, 5453590), (85, 3272154), (102, 2726795), (170, 1636077), (255, 1090718), (510, 545359), (547, 508470), (997, 278970), (1094, 254235), (1641, 169490), (1994, 139485), (2735, 101694), (2991, 92990), (3282, 84745), (4985, 55794), (5470, 50847), (5982, 46495), (8205, 33898), (9299, 29910), (9970, 27897), (14955, 18598), (16410, 16949)]