1321181200

素因数分解:

$2^4\times 5^2\times {\mathrm{37}}^1\times {\mathrm{89269}}^1$

素因数の和:89324

約数の個数: 60

約数和(自身を含む): 3259961860

約数和(自身を除く): 1938780660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 74, 80, 100, 148, 185, 200, 296, 370, 400, 592, 740, 925, 1480, 1850, 2960, 3700, 7400, 14800, 89269, 178538, 357076, 446345, 714152, 892690, 1428304, 1785380, 2231725, 3302953, 3570760, 4463450, 6605906, 7141520, 8926900, 13211812, 16514765, 17853800, 26423624, 33029530, 35707600, 52847248, 66059060, 82573825, 132118120, 165147650, 264236240, 330295300, 660590600, 1321181200]

約数ペア:

[(1, 1321181200), (2, 660590600), (4, 330295300), (5, 264236240), (8, 165147650), (10, 132118120), (16, 82573825), (20, 66059060), (25, 52847248), (37, 35707600), (40, 33029530), (50, 26423624), (74, 17853800), (80, 16514765), (100, 13211812), (148, 8926900), (185, 7141520), (200, 6605906), (296, 4463450), (370, 3570760), (400, 3302953), (592, 2231725), (740, 1785380), (925, 1428304), (1480, 892690), (1850, 714152), (2960, 446345), (3700, 357076), (7400, 178538), (14800, 89269)]