72421380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{402341}}^1$

素因数の和:402356

約数の個数: 36

約数和(自身を含む): 219678732

約数和(自身を除く): 147257352

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 402341, 804682, 1207023, 1609364, 2011705, 2414046, 3621069, 4023410, 4828092, 6035115, 7242138, 8046820, 12070230, 14484276, 18105345, 24140460, 36210690, 72421380]

約数ペア:

[(1, 72421380), (2, 36210690), (3, 24140460), (4, 18105345), (5, 14484276), (6, 12070230), (9, 8046820), (10, 7242138), (12, 6035115), (15, 4828092), (18, 4023410), (20, 3621069), (30, 2414046), (36, 2011705), (45, 1609364), (60, 1207023), (90, 804682), (180, 402341)]