280020216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{72469}}^1$

素因数の和:72508

約数の個数: 64

約数和(自身を含む): 834854400

約数和(自身を除く): 554834184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 72469, 144938, 217407, 289876, 434814, 507283, 579752, 869628, 1014566, 1521849, 1666787, 1739256, 2029132, 3043698, 3333574, 4058264, 5000361, 6087396, 6667148, 10000722, 11667509, 12174792, 13334296, 20001444, 23335018, 35002527, 40002888, 46670036, 70005054, 93340072, 140010108, 280020216]

約数ペア:

[(1, 280020216), (2, 140010108), (3, 93340072), (4, 70005054), (6, 46670036), (7, 40002888), (8, 35002527), (12, 23335018), (14, 20001444), (21, 13334296), (23, 12174792), (24, 11667509), (28, 10000722), (42, 6667148), (46, 6087396), (56, 5000361), (69, 4058264), (84, 3333574), (92, 3043698), (138, 2029132), (161, 1739256), (168, 1666787), (184, 1521849), (276, 1014566), (322, 869628), (483, 579752), (552, 507283), (644, 434814), (966, 289876), (1288, 217407), (1932, 144938), (3864, 72469)]