120031280

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{18077}}^1$

素因数の和:18173

約数の個数: 40

約数和(自身を含む): 282450672

約数和(自身を除く): 162419392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 18077, 36154, 72308, 90385, 144616, 180770, 289232, 361540, 723080, 1446160, 1500391, 3000782, 6001564, 7501955, 12003128, 15003910, 24006256, 30007820, 60015640, 120031280]

約数ペア:

[(1, 120031280), (2, 60015640), (4, 30007820), (5, 24006256), (8, 15003910), (10, 12003128), (16, 7501955), (20, 6001564), (40, 3000782), (80, 1500391), (83, 1446160), (166, 723080), (332, 361540), (415, 289232), (664, 180770), (830, 144616), (1328, 90385), (1660, 72308), (3320, 36154), (6640, 18077)]