78814140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1313569}}^1$

素因数の和:1313581

約数の個数: 24

約数和(自身を含む): 220679760

約数和(自身を除く): 141865620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1313569, 2627138, 3940707, 5254276, 6567845, 7881414, 13135690, 15762828, 19703535, 26271380, 39407070, 78814140]

約数ペア:

[(1, 78814140), (2, 39407070), (3, 26271380), (4, 19703535), (5, 15762828), (6, 13135690), (10, 7881414), (12, 6567845), (15, 5254276), (20, 3940707), (30, 2627138), (60, 1313569)]