220663248

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{353627}}^1$

素因数の和:353651

約数の個数: 40

約数和(自身を含む): 613898208

約数和(自身を除く): 393234960

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 353627, 707254, 1060881, 1414508, 2121762, 2829016, 4243524, 4597151, 5658032, 8487048, 9194302, 13791453, 16974096, 18388604, 27582906, 36777208, 55165812, 73554416, 110331624, 220663248]

約数ペア:

[(1, 220663248), (2, 110331624), (3, 73554416), (4, 55165812), (6, 36777208), (8, 27582906), (12, 18388604), (13, 16974096), (16, 13791453), (24, 9194302), (26, 8487048), (39, 5658032), (48, 4597151), (52, 4243524), (78, 2829016), (104, 2121762), (156, 1414508), (208, 1060881), (312, 707254), (624, 353627)]