78090780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2557}}^1$

素因数の和:3078

約数の個数: 48

約数和(自身を含む): 219169440

約数和(自身を除く): 141078660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 509, 1018, 1527, 2036, 2545, 2557, 3054, 5090, 5114, 6108, 7635, 7671, 10180, 10228, 12785, 15270, 15342, 25570, 30540, 30684, 38355, 51140, 76710, 153420, 1301513, 2603026, 3904539, 5206052, 6507565, 7809078, 13015130, 15618156, 19522695, 26030260, 39045390, 78090780]

約数ペア:

[(1, 78090780), (2, 39045390), (3, 26030260), (4, 19522695), (5, 15618156), (6, 13015130), (10, 7809078), (12, 6507565), (15, 5206052), (20, 3904539), (30, 2603026), (60, 1301513), (509, 153420), (1018, 76710), (1527, 51140), (2036, 38355), (2545, 30684), (2557, 30540), (3054, 25570), (5090, 15342), (5114, 15270), (6108, 12785), (7635, 10228), (7671, 10180)]