978889140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{5438273}}^1$

素因数の和:5438288

約数の個数: 36

約数和(自身を含む): 2969297604

約数和(自身を除く): 1990408464

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 5438273, 10876546, 16314819, 21753092, 27191365, 32629638, 48944457, 54382730, 65259276, 81574095, 97888914, 108765460, 163148190, 195777828, 244722285, 326296380, 489444570, 978889140]

約数ペア:

[(1, 978889140), (2, 489444570), (3, 326296380), (4, 244722285), (5, 195777828), (6, 163148190), (9, 108765460), (10, 97888914), (12, 81574095), (15, 65259276), (18, 54382730), (20, 48944457), (30, 32629638), (36, 27191365), (45, 21753092), (60, 16314819), (90, 10876546), (180, 5438273)]