71329720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23159}}^1$

素因数の和:23188

約数の個数: 64

約数和(自身を含む): 200102400

約数和(自身を除く): 128772680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 23159, 46318, 92636, 115795, 162113, 185272, 231590, 254749, 324226, 463180, 509498, 648452, 810565, 926360, 1018996, 1273745, 1296904, 1621130, 1783243, 2037992, 2547490, 3242260, 3566486, 5094980, 6484520, 7132972, 8916215, 10189960, 14265944, 17832430, 35664860, 71329720]

約数ペア:

[(1, 71329720), (2, 35664860), (4, 17832430), (5, 14265944), (7, 10189960), (8, 8916215), (10, 7132972), (11, 6484520), (14, 5094980), (20, 3566486), (22, 3242260), (28, 2547490), (35, 2037992), (40, 1783243), (44, 1621130), (55, 1296904), (56, 1273745), (70, 1018996), (77, 926360), (88, 810565), (110, 648452), (140, 509498), (154, 463180), (220, 324226), (280, 254749), (308, 231590), (385, 185272), (440, 162113), (616, 115795), (770, 92636), (1540, 46318), (3080, 23159)]