61783120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{15761}}^1$

素因数の和:15788

約数の個数: 60

約数和(自身を含む): 167108724

約数和(自身を除く): 105325604

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 15761, 31522, 63044, 78805, 110327, 126088, 157610, 220654, 252176, 315220, 441308, 551635, 630440, 772289, 882616, 1103270, 1260880, 1544578, 1765232, 2206540, 3089156, 3861445, 4413080, 6178312, 7722890, 8826160, 12356624, 15445780, 30891560, 61783120]

約数ペア:

[(1, 61783120), (2, 30891560), (4, 15445780), (5, 12356624), (7, 8826160), (8, 7722890), (10, 6178312), (14, 4413080), (16, 3861445), (20, 3089156), (28, 2206540), (35, 1765232), (40, 1544578), (49, 1260880), (56, 1103270), (70, 882616), (80, 772289), (98, 630440), (112, 551635), (140, 441308), (196, 315220), (245, 252176), (280, 220654), (392, 157610), (490, 126088), (560, 110327), (784, 78805), (980, 63044), (1960, 31522), (3920, 15761)]