77786720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:448

約数の個数: 96

約数和(自身を含む): 202396320

約数和(自身を除く): 124609600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 193, 220, 229, 352, 386, 440, 458, 772, 880, 916, 965, 1145, 1544, 1760, 1832, 1930, 2123, 2290, 2519, 3088, 3664, 3860, 4246, 4580, 5038, 6176, 7328, 7720, 8492, 9160, 10076, 10615, 12595, 15440, 16984, 18320, 20152, 21230, 25190, 30880, 33968, 36640, 40304, 42460, 44197, 50380, 67936, 80608, 84920, 88394, 100760, 169840, 176788, 201520, 220985, 339680, 353576, 403040, 441970, 486167, 707152, 883940, 972334, 1414304, 1767880, 1944668, 2430835, 3535760, 3889336, 4861670, 7071520, 7778672, 9723340, 15557344, 19446680, 38893360, 77786720]

約数ペア:

[(1, 77786720), (2, 38893360), (4, 19446680), (5, 15557344), (8, 9723340), (10, 7778672), (11, 7071520), (16, 4861670), (20, 3889336), (22, 3535760), (32, 2430835), (40, 1944668), (44, 1767880), (55, 1414304), (80, 972334), (88, 883940), (110, 707152), (160, 486167), (176, 441970), (193, 403040), (220, 353576), (229, 339680), (352, 220985), (386, 201520), (440, 176788), (458, 169840), (772, 100760), (880, 88394), (916, 84920), (965, 80608), (1145, 67936), (1544, 50380), (1760, 44197), (1832, 42460), (1930, 40304), (2123, 36640), (2290, 33968), (2519, 30880), (3088, 25190), (3664, 21230), (3860, 20152), (4246, 18320), (4580, 16984), (5038, 15440), (6176, 12595), (7328, 10615), (7720, 10076), (8492, 9160)]