157608760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{2131}}^1$

素因数の和:2228

約数の個数: 48

約数和(自身を含む): 363228840

約数和(自身を除く): 205620080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1849, 2131, 3698, 4262, 7396, 8524, 9245, 10655, 14792, 17048, 18490, 21310, 36980, 42620, 73960, 85240, 91633, 183266, 366532, 458165, 733064, 916330, 1832660, 3665320, 3940219, 7880438, 15760876, 19701095, 31521752, 39402190, 78804380, 157608760]

約数ペア:

[(1, 157608760), (2, 78804380), (4, 39402190), (5, 31521752), (8, 19701095), (10, 15760876), (20, 7880438), (40, 3940219), (43, 3665320), (86, 1832660), (172, 916330), (215, 733064), (344, 458165), (430, 366532), (860, 183266), (1720, 91633), (1849, 85240), (2131, 73960), (3698, 42620), (4262, 36980), (7396, 21310), (8524, 18490), (9245, 17048), (10655, 14792)]