66801780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{123707}}^1$

素因数の和:123725

約数の個数: 48

約数和(自身を含む): 207829440

約数和(自身を除く): 141027660

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, 123707, 247414, 371121, 494828, 618535, 742242, 1113363, 1237070, 1484484, 1855605, 2226726, 2474140, 3340089, 3711210, 4453452, 5566815, 6680178, 7422420, 11133630, 13360356, 16700445, 22267260, 33400890, 66801780]

約数ペア:

[(1, 66801780), (2, 33400890), (3, 22267260), (4, 16700445), (5, 13360356), (6, 11133630), (9, 7422420), (10, 6680178), (12, 5566815), (15, 4453452), (18, 3711210), (20, 3340089), (27, 2474140), (30, 2226726), (36, 1855605), (45, 1484484), (54, 1237070), (60, 1113363), (90, 742242), (108, 618535), (135, 494828), (180, 371121), (270, 247414), (540, 123707)]