78468240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{326951}}^1$

素因数の和:326967

約数の個数: 40

約数和(自身を含む): 243252288

約数和(自身を除く): 164784048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 326951, 653902, 980853, 1307804, 1634755, 1961706, 2615608, 3269510, 3923412, 4904265, 5231216, 6539020, 7846824, 9808530, 13078040, 15693648, 19617060, 26156080, 39234120, 78468240]

約数ペア:

[(1, 78468240), (2, 39234120), (3, 26156080), (4, 19617060), (5, 15693648), (6, 13078040), (8, 9808530), (10, 7846824), (12, 6539020), (15, 5231216), (16, 4904265), (20, 3923412), (24, 3269510), (30, 2615608), (40, 1961706), (48, 1634755), (60, 1307804), (80, 980853), (120, 653902), (240, 326951)]