81324840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{2011}}^1$

素因数の和:2362

約数の個数: 64

約数和(自身を含む): 244820160

約数和(自身を除く): 163495320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 337, 674, 1011, 1348, 1685, 2011, 2022, 2696, 3370, 4022, 4044, 5055, 6033, 6740, 8044, 8088, 10055, 10110, 12066, 13480, 16088, 20110, 20220, 24132, 30165, 40220, 40440, 48264, 60330, 80440, 120660, 241320, 677707, 1355414, 2033121, 2710828, 3388535, 4066242, 5421656, 6777070, 8132484, 10165605, 13554140, 16264968, 20331210, 27108280, 40662420, 81324840]

約数ペア:

[(1, 81324840), (2, 40662420), (3, 27108280), (4, 20331210), (5, 16264968), (6, 13554140), (8, 10165605), (10, 8132484), (12, 6777070), (15, 5421656), (20, 4066242), (24, 3388535), (30, 2710828), (40, 2033121), (60, 1355414), (120, 677707), (337, 241320), (674, 120660), (1011, 80440), (1348, 60330), (1685, 48264), (2011, 40440), (2022, 40220), (2696, 30165), (3370, 24132), (4022, 20220), (4044, 20110), (5055, 16088), (6033, 13480), (6740, 12066), (8044, 10110), (8088, 10055)]