198713160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{551981}}^1$

素因数の和:551998

約数の個数: 48

約数和(自身を含む): 645818940

約数和(自身を除く): 447105780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 551981, 1103962, 1655943, 2207924, 2759905, 3311886, 4415848, 4967829, 5519810, 6623772, 8279715, 9935658, 11039620, 13247544, 16559430, 19871316, 22079240, 24839145, 33118860, 39742632, 49678290, 66237720, 99356580, 198713160]

約数ペア:

[(1, 198713160), (2, 99356580), (3, 66237720), (4, 49678290), (5, 39742632), (6, 33118860), (8, 24839145), (9, 22079240), (10, 19871316), (12, 16559430), (15, 13247544), (18, 11039620), (20, 9935658), (24, 8279715), (30, 6623772), (36, 5519810), (40, 4967829), (45, 4415848), (60, 3311886), (72, 2759905), (90, 2207924), (120, 1655943), (180, 1103962), (360, 551981)]