215681904

素因数分解:

$2^4\times 3^2\times {\mathrm{197}}^1\times {\mathrm{7603}}^1$

素因数の和:7814

約数の個数: 60

約数和(自身を含む): 606753576

約数和(自身を除く): 391071672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 197, 394, 591, 788, 1182, 1576, 1773, 2364, 3152, 3546, 4728, 7092, 7603, 9456, 14184, 15206, 22809, 28368, 30412, 45618, 60824, 68427, 91236, 121648, 136854, 182472, 273708, 364944, 547416, 1094832, 1497791, 2995582, 4493373, 5991164, 8986746, 11982328, 13480119, 17973492, 23964656, 26960238, 35946984, 53920476, 71893968, 107840952, 215681904]

約数ペア:

[(1, 215681904), (2, 107840952), (3, 71893968), (4, 53920476), (6, 35946984), (8, 26960238), (9, 23964656), (12, 17973492), (16, 13480119), (18, 11982328), (24, 8986746), (36, 5991164), (48, 4493373), (72, 2995582), (144, 1497791), (197, 1094832), (394, 547416), (591, 364944), (788, 273708), (1182, 182472), (1576, 136854), (1773, 121648), (2364, 91236), (3152, 68427), (3546, 60824), (4728, 45618), (7092, 30412), (7603, 28368), (9456, 22809), (14184, 15206)]