191981264

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:268

約数の個数: 80

約数和(自身を含む): 400688640

約数和(自身を除く): 208707376

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 67, 106, 109, 124, 134, 212, 218, 248, 268, 424, 436, 496, 536, 848, 872, 1072, 1643, 1744, 2077, 3286, 3379, 3551, 4154, 5777, 6572, 6758, 7102, 7303, 8308, 11554, 13144, 13516, 14204, 14606, 16616, 23108, 26288, 27032, 28408, 29212, 33232, 46216, 54064, 56816, 58424, 92432, 110081, 116848, 179087, 220162, 226393, 358174, 387059, 440324, 452786, 716348, 774118, 880648, 905572, 1432696, 1548236, 1761296, 1811144, 2865392, 3096472, 3622288, 6192944, 11998829, 23997658, 47995316, 95990632, 191981264]

約数ペア:

[(1, 191981264), (2, 95990632), (4, 47995316), (8, 23997658), (16, 11998829), (31, 6192944), (53, 3622288), (62, 3096472), (67, 2865392), (106, 1811144), (109, 1761296), (124, 1548236), (134, 1432696), (212, 905572), (218, 880648), (248, 774118), (268, 716348), (424, 452786), (436, 440324), (496, 387059), (536, 358174), (848, 226393), (872, 220162), (1072, 179087), (1643, 116848), (1744, 110081), (2077, 92432), (3286, 58424), (3379, 56816), (3551, 54064), (4154, 46216), (5777, 33232), (6572, 29212), (6758, 28408), (7102, 27032), (7303, 26288), (8308, 23108), (11554, 16616), (13144, 14606), (13516, 14204)]