220303216

素因数分解:

$2^4\times 7^2\times {\mathrm{487}}^1\times {\mathrm{577}}^1$

素因数の和:1086

約数の個数: 60

約数和(自身を含む): 498407088

約数和(自身を除く): 278103872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 487, 577, 784, 974, 1154, 1948, 2308, 3409, 3896, 4039, 4616, 6818, 7792, 8078, 9232, 13636, 16156, 23863, 27272, 28273, 32312, 47726, 54544, 56546, 64624, 95452, 113092, 190904, 226184, 280999, 381808, 452368, 561998, 1123996, 1966993, 2247992, 3933986, 4495984, 7867972, 13768951, 15735944, 27537902, 31471888, 55075804, 110151608, 220303216]

約数ペア:

[(1, 220303216), (2, 110151608), (4, 55075804), (7, 31471888), (8, 27537902), (14, 15735944), (16, 13768951), (28, 7867972), (49, 4495984), (56, 3933986), (98, 2247992), (112, 1966993), (196, 1123996), (392, 561998), (487, 452368), (577, 381808), (784, 280999), (974, 226184), (1154, 190904), (1948, 113092), (2308, 95452), (3409, 64624), (3896, 56546), (4039, 54544), (4616, 47726), (6818, 32312), (7792, 28273), (8078, 27272), (9232, 23863), (13636, 16156)]