66481020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{123113}}^1$

素因数の和:123131

約数の個数: 48

約数和(自身を含む): 206831520

約数和(自身を除く): 140350500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 123113, 246226, 369339, 492452, 615565, 738678, 1108017, 1231130, 1477356, 1846695, 2216034, 2462260, 3324051, 3693390, 4432068, 5540085, 6648102, 7386780, 11080170, 13296204, 16620255, 22160340, 33240510, 66481020]

約数ペア:

[(1, 66481020), (2, 33240510), (3, 22160340), (4, 16620255), (5, 13296204), (6, 11080170), (9, 7386780), (10, 6648102), (12, 5540085), (15, 4432068), (18, 3693390), (20, 3324051), (27, 2462260), (30, 2216034), (36, 1846695), (45, 1477356), (54, 1231130), (60, 1108017), (90, 738678), (108, 615565), (135, 492452), (180, 369339), (270, 246226), (540, 123113)]