303977180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{2099}}^1$

素因数の和:2678

約数の個数: 48

約数和(自身を含む): 689018400

約数和(自身を除く): 385041220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 557, 1114, 2099, 2228, 2785, 4198, 5570, 7241, 8396, 10495, 11140, 14482, 20990, 27287, 28964, 36205, 41980, 54574, 72410, 109148, 136435, 144820, 272870, 545740, 1169143, 2338286, 4676572, 5845715, 11691430, 15198859, 23382860, 30397718, 60795436, 75994295, 151988590, 303977180]

約数ペア:

[(1, 303977180), (2, 151988590), (4, 75994295), (5, 60795436), (10, 30397718), (13, 23382860), (20, 15198859), (26, 11691430), (52, 5845715), (65, 4676572), (130, 2338286), (260, 1169143), (557, 545740), (1114, 272870), (2099, 144820), (2228, 136435), (2785, 109148), (4198, 72410), (5570, 54574), (7241, 41980), (8396, 36205), (10495, 28964), (11140, 27287), (14482, 20990)]