149193840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{621641}}^1$

素因数の和:621657

約数の個数: 40

約数和(自身を含む): 462501648

約数和(自身を除く): 313307808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 621641, 1243282, 1864923, 2486564, 3108205, 3729846, 4973128, 6216410, 7459692, 9324615, 9946256, 12432820, 14919384, 18649230, 24865640, 29838768, 37298460, 49731280, 74596920, 149193840]

約数ペア:

[(1, 149193840), (2, 74596920), (3, 49731280), (4, 37298460), (5, 29838768), (6, 24865640), (8, 18649230), (10, 14919384), (12, 12432820), (15, 9946256), (16, 9324615), (20, 7459692), (24, 6216410), (30, 4973128), (40, 3729846), (48, 3108205), (60, 2486564), (80, 1864923), (120, 1243282), (240, 621641)]