30480520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4733}}^1$

素因数の和:4774

約数の個数: 64

約数和(自身を含む): 81803520

約数和(自身を除く): 51323000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 4733, 6440, 9466, 18932, 23665, 33131, 37864, 47330, 66262, 94660, 108859, 132524, 165655, 189320, 217718, 265048, 331310, 435436, 544295, 662620, 762013, 870872, 1088590, 1325240, 1524026, 2177180, 3048052, 3810065, 4354360, 6096104, 7620130, 15240260, 30480520]

約数ペア:

[(1, 30480520), (2, 15240260), (4, 7620130), (5, 6096104), (7, 4354360), (8, 3810065), (10, 3048052), (14, 2177180), (20, 1524026), (23, 1325240), (28, 1088590), (35, 870872), (40, 762013), (46, 662620), (56, 544295), (70, 435436), (92, 331310), (115, 265048), (140, 217718), (161, 189320), (184, 165655), (230, 132524), (280, 108859), (322, 94660), (460, 66262), (644, 47330), (805, 37864), (920, 33131), (1288, 23665), (1610, 18932), (3220, 9466), (4733, 6440)]