639789264

素因数分解:

$2^4\times 3^2\times {\mathrm{2039}}^1\times {\mathrm{2179}}^1$

素因数の和:4232

約数の個数: 60

約数和(自身を含む): 1792221600

約数和(自身を除く): 1152432336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 2039, 2179, 4078, 4358, 6117, 6537, 8156, 8716, 12234, 13074, 16312, 17432, 18351, 19611, 24468, 26148, 32624, 34864, 36702, 39222, 48936, 52296, 73404, 78444, 97872, 104592, 146808, 156888, 293616, 313776, 4442981, 8885962, 13328943, 17771924, 26657886, 35543848, 39986829, 53315772, 71087696, 79973658, 106631544, 159947316, 213263088, 319894632, 639789264]

約数ペア:

[(1, 639789264), (2, 319894632), (3, 213263088), (4, 159947316), (6, 106631544), (8, 79973658), (9, 71087696), (12, 53315772), (16, 39986829), (18, 35543848), (24, 26657886), (36, 17771924), (48, 13328943), (72, 8885962), (144, 4442981), (2039, 313776), (2179, 293616), (4078, 156888), (4358, 146808), (6117, 104592), (6537, 97872), (8156, 78444), (8716, 73404), (12234, 52296), (13074, 48936), (16312, 39222), (17432, 36702), (18351, 34864), (19611, 32624), (24468, 26148)]