154973140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{2273}}^1$

素因数の和:2776

約数の個数: 48

約数和(自身を含む): 372863232

約数和(自身を除く): 217890092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487, 974, 1948, 2273, 2435, 3409, 4546, 4870, 6818, 9092, 9740, 11365, 13636, 15911, 17045, 22730, 31822, 34090, 45460, 63644, 68180, 79555, 159110, 318220, 1106951, 2213902, 4427804, 5534755, 7748657, 11069510, 15497314, 22139020, 30994628, 38743285, 77486570, 154973140]

約数ペア:

[(1, 154973140), (2, 77486570), (4, 38743285), (5, 30994628), (7, 22139020), (10, 15497314), (14, 11069510), (20, 7748657), (28, 5534755), (35, 4427804), (70, 2213902), (140, 1106951), (487, 318220), (974, 159110), (1948, 79555), (2273, 68180), (2435, 63644), (3409, 45460), (4546, 34090), (4870, 31822), (6818, 22730), (9092, 17045), (9740, 15911), (11365, 13636)]