70531720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2311}}^1$

素因数の和:2438

約数の個数: 64

約数和(自身を含む): 183110400

約数和(自身を除く): 112578680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1090, 1526, 2180, 2311, 3052, 3815, 4360, 4622, 6104, 7630, 9244, 11555, 15260, 16177, 18488, 23110, 30520, 32354, 46220, 64708, 80885, 92440, 129416, 161770, 251899, 323540, 503798, 647080, 1007596, 1259495, 1763293, 2015192, 2518990, 3526586, 5037980, 7053172, 8816465, 10075960, 14106344, 17632930, 35265860, 70531720]

約数ペア:

[(1, 70531720), (2, 35265860), (4, 17632930), (5, 14106344), (7, 10075960), (8, 8816465), (10, 7053172), (14, 5037980), (20, 3526586), (28, 2518990), (35, 2015192), (40, 1763293), (56, 1259495), (70, 1007596), (109, 647080), (140, 503798), (218, 323540), (280, 251899), (436, 161770), (545, 129416), (763, 92440), (872, 80885), (1090, 64708), (1526, 46220), (2180, 32354), (2311, 30520), (3052, 23110), (3815, 18488), (4360, 16177), (4622, 15260), (6104, 11555), (7630, 9244)]