78890640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1721}}^1$

素因数の和:1928

約数の個数: 80

約数和(自身を含む): 245984256

約数和(自身を除く): 167093616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 191, 240, 382, 573, 764, 955, 1146, 1528, 1721, 1910, 2292, 2865, 3056, 3442, 3820, 4584, 5163, 5730, 6884, 7640, 8605, 9168, 10326, 11460, 13768, 15280, 17210, 20652, 22920, 25815, 27536, 34420, 41304, 45840, 51630, 68840, 82608, 103260, 137680, 206520, 328711, 413040, 657422, 986133, 1314844, 1643555, 1972266, 2629688, 3287110, 3944532, 4930665, 5259376, 6574220, 7889064, 9861330, 13148440, 15778128, 19722660, 26296880, 39445320, 78890640]

約数ペア:

[(1, 78890640), (2, 39445320), (3, 26296880), (4, 19722660), (5, 15778128), (6, 13148440), (8, 9861330), (10, 7889064), (12, 6574220), (15, 5259376), (16, 4930665), (20, 3944532), (24, 3287110), (30, 2629688), (40, 1972266), (48, 1643555), (60, 1314844), (80, 986133), (120, 657422), (191, 413040), (240, 328711), (382, 206520), (573, 137680), (764, 103260), (955, 82608), (1146, 68840), (1528, 51630), (1721, 45840), (1910, 41304), (2292, 34420), (2865, 27536), (3056, 25815), (3442, 22920), (3820, 20652), (4584, 17210), (5163, 15280), (5730, 13768), (6884, 11460), (7640, 10326), (8605, 9168)]