321276720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1338653}}^1$

素因数の和:1338669

約数の個数: 40

約数和(自身を含む): 995958576

約数和(自身を除く): 674681856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1338653, 2677306, 4015959, 5354612, 6693265, 8031918, 10709224, 13386530, 16063836, 20079795, 21418448, 26773060, 32127672, 40159590, 53546120, 64255344, 80319180, 107092240, 160638360, 321276720]

約数ペア:

[(1, 321276720), (2, 160638360), (3, 107092240), (4, 80319180), (5, 64255344), (6, 53546120), (8, 40159590), (10, 32127672), (12, 26773060), (15, 21418448), (16, 20079795), (20, 16063836), (24, 13386530), (30, 10709224), (40, 8031918), (48, 6693265), (60, 5354612), (80, 4015959), (120, 2677306), (240, 1338653)]