320432880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1335137}}^1$

素因数の和:1335153

約数の個数: 40

約数和(自身を含む): 993342672

約数和(自身を除く): 672909792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1335137, 2670274, 4005411, 5340548, 6675685, 8010822, 10681096, 13351370, 16021644, 20027055, 21362192, 26702740, 32043288, 40054110, 53405480, 64086576, 80108220, 106810960, 160216440, 320432880]

約数ペア:

[(1, 320432880), (2, 160216440), (3, 106810960), (4, 80108220), (5, 64086576), (6, 53405480), (8, 40054110), (10, 32043288), (12, 26702740), (15, 21362192), (16, 20027055), (20, 16021644), (24, 13351370), (30, 10681096), (40, 8010822), (48, 6675685), (60, 5340548), (80, 4005411), (120, 2670274), (240, 1335137)]