78716640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{163993}}^1$

素因数の和:164011

約数の個数: 48

約数和(自身を含む): 247958928

約数和(自身を除く): 169242288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 163993, 327986, 491979, 655972, 819965, 983958, 1311944, 1639930, 1967916, 2459895, 2623888, 3279860, 3935832, 4919790, 5247776, 6559720, 7871664, 9839580, 13119440, 15743328, 19679160, 26238880, 39358320, 78716640]

約数ペア:

[(1, 78716640), (2, 39358320), (3, 26238880), (4, 19679160), (5, 15743328), (6, 13119440), (8, 9839580), (10, 7871664), (12, 6559720), (15, 5247776), (16, 4919790), (20, 3935832), (24, 3279860), (30, 2623888), (32, 2459895), (40, 1967916), (48, 1639930), (60, 1311944), (80, 983958), (96, 819965), (120, 655972), (160, 491979), (240, 327986), (480, 163993)]