261732840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{10337}}^1$

素因数の和:10562

約数の個数: 64

約数和(自身を含む): 788996160

約数和(自身を除く): 527263320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 4220, 5064, 6330, 8440, 10337, 12660, 20674, 25320, 31011, 41348, 51685, 62022, 82696, 103370, 124044, 155055, 206740, 248088, 310110, 413480, 620220, 1240440, 2181107, 4362214, 6543321, 8724428, 10905535, 13086642, 17448856, 21811070, 26173284, 32716605, 43622140, 52346568, 65433210, 87244280, 130866420, 261732840]

約数ペア:

[(1, 261732840), (2, 130866420), (3, 87244280), (4, 65433210), (5, 52346568), (6, 43622140), (8, 32716605), (10, 26173284), (12, 21811070), (15, 17448856), (20, 13086642), (24, 10905535), (30, 8724428), (40, 6543321), (60, 4362214), (120, 2181107), (211, 1240440), (422, 620220), (633, 413480), (844, 310110), (1055, 248088), (1266, 206740), (1688, 155055), (2110, 124044), (2532, 103370), (3165, 82696), (4220, 62022), (5064, 51685), (6330, 41348), (8440, 31011), (10337, 25320), (12660, 20674)]