81413190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:358

約数の個数: 96

約数和(自身を含む): 219716640

約数和(自身を除く): 138303450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 109, 129, 193, 215, 218, 258, 327, 386, 387, 430, 545, 579, 645, 654, 774, 965, 981, 1090, 1158, 1290, 1635, 1737, 1930, 1935, 1962, 2895, 3270, 3474, 3870, 4687, 4905, 5790, 8299, 8685, 9374, 9810, 14061, 16598, 17370, 21037, 23435, 24897, 28122, 41495, 42074, 42183, 46870, 49794, 63111, 70305, 74691, 82990, 84366, 105185, 124485, 126222, 140610, 149382, 189333, 210370, 210915, 248970, 315555, 373455, 378666, 421830, 631110, 746910, 904591, 946665, 1809182, 1893330, 2713773, 4522955, 5427546, 8141319, 9045910, 13568865, 16282638, 27137730, 40706595, 81413190]

約数ペア:

[(1, 81413190), (2, 40706595), (3, 27137730), (5, 16282638), (6, 13568865), (9, 9045910), (10, 8141319), (15, 5427546), (18, 4522955), (30, 2713773), (43, 1893330), (45, 1809182), (86, 946665), (90, 904591), (109, 746910), (129, 631110), (193, 421830), (215, 378666), (218, 373455), (258, 315555), (327, 248970), (386, 210915), (387, 210370), (430, 189333), (545, 149382), (579, 140610), (645, 126222), (654, 124485), (774, 105185), (965, 84366), (981, 82990), (1090, 74691), (1158, 70305), (1290, 63111), (1635, 49794), (1737, 46870), (1930, 42183), (1935, 42074), (1962, 41495), (2895, 28122), (3270, 24897), (3474, 23435), (3870, 21037), (4687, 17370), (4905, 16598), (5790, 14061), (8299, 9810), (8685, 9374)]