153453320

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{7537}}^1$

素因数の和:8057

約数の個数: 32

約数和(自身を含む): 345994200

約数和(自身を除く): 192540880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 4072, 5090, 7537, 10180, 15074, 20360, 30148, 37685, 60296, 75370, 150740, 301480, 3836333, 7672666, 15345332, 19181665, 30690664, 38363330, 76726660, 153453320]

約数ペア:

[(1, 153453320), (2, 76726660), (4, 38363330), (5, 30690664), (8, 19181665), (10, 15345332), (20, 7672666), (40, 3836333), (509, 301480), (1018, 150740), (2036, 75370), (2545, 60296), (4072, 37685), (5090, 30148), (7537, 20360), (10180, 15074)]