308504640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{321359}}^1$

素因数の和:321379

約数の個数: 56

約数和(自身を含む): 979505280

約数和(自身を除く): 671000640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 321359, 642718, 964077, 1285436, 1606795, 1928154, 2570872, 3213590, 3856308, 4820385, 5141744, 6427180, 7712616, 9640770, 10283488, 12854360, 15425232, 19281540, 20566976, 25708720, 30850464, 38563080, 51417440, 61700928, 77126160, 102834880, 154252320, 308504640]

約数ペア:

[(1, 308504640), (2, 154252320), (3, 102834880), (4, 77126160), (5, 61700928), (6, 51417440), (8, 38563080), (10, 30850464), (12, 25708720), (15, 20566976), (16, 19281540), (20, 15425232), (24, 12854360), (30, 10283488), (32, 9640770), (40, 7712616), (48, 6427180), (60, 5141744), (64, 4820385), (80, 3856308), (96, 3213590), (120, 2570872), (160, 1928154), (192, 1606795), (240, 1285436), (320, 964077), (480, 642718), (960, 321359)]