1311632820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{7286849}}^1$

素因数の和:7286864

約数の個数: 36

約数和(自身を含む): 3978620100

約数和(自身を除く): 2666987280

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 7286849, 14573698, 21860547, 29147396, 36434245, 43721094, 65581641, 72868490, 87442188, 109302735, 131163282, 145736980, 218605470, 262326564, 327908205, 437210940, 655816410, 1311632820]

約数ペア:

[(1, 1311632820), (2, 655816410), (3, 437210940), (4, 327908205), (5, 262326564), (6, 218605470), (9, 145736980), (10, 131163282), (12, 109302735), (15, 87442188), (18, 72868490), (20, 65581641), (30, 43721094), (36, 36434245), (45, 29147396), (60, 21860547), (90, 14573698), (180, 7286849)]