121180840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1427}}^1$

素因数の和:1642

約数の個数: 64

約数和(自身を含む): 299194560

約数和(自身を除く): 178013720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 193, 220, 386, 440, 772, 965, 1427, 1544, 1930, 2123, 2854, 3860, 4246, 5708, 7135, 7720, 8492, 10615, 11416, 14270, 15697, 16984, 21230, 28540, 31394, 42460, 57080, 62788, 78485, 84920, 125576, 156970, 275411, 313940, 550822, 627880, 1101644, 1377055, 2203288, 2754110, 3029521, 5508220, 6059042, 11016440, 12118084, 15147605, 24236168, 30295210, 60590420, 121180840]

約数ペア:

[(1, 121180840), (2, 60590420), (4, 30295210), (5, 24236168), (8, 15147605), (10, 12118084), (11, 11016440), (20, 6059042), (22, 5508220), (40, 3029521), (44, 2754110), (55, 2203288), (88, 1377055), (110, 1101644), (193, 627880), (220, 550822), (386, 313940), (440, 275411), (772, 156970), (965, 125576), (1427, 84920), (1544, 78485), (1930, 62788), (2123, 57080), (2854, 42460), (3860, 31394), (4246, 28540), (5708, 21230), (7135, 16984), (7720, 15697), (8492, 14270), (10615, 11416)]