206398980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1146661}}^1$

素因数の和:1146676

約数の個数: 36

約数和(自身を含む): 626077452

約数和(自身を除く): 419678472

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1146661, 2293322, 3439983, 4586644, 5733305, 6879966, 10319949, 11466610, 13759932, 17199915, 20639898, 22933220, 34399830, 41279796, 51599745, 68799660, 103199490, 206398980]

約数ペア:

[(1, 206398980), (2, 103199490), (3, 68799660), (4, 51599745), (5, 41279796), (6, 34399830), (9, 22933220), (10, 20639898), (12, 17199915), (15, 13759932), (18, 11466610), (20, 10319949), (30, 6879966), (36, 5733305), (45, 4586644), (60, 3439983), (90, 2293322), (180, 1146661)]