150309460

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{21911}}^1$

素因数の和:21941

約数の個数: 48

約数和(自身を含む): 368121600

約数和(自身を除く): 217812140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 21911, 43822, 87644, 109555, 153377, 219110, 306754, 438220, 613508, 766885, 1073639, 1533770, 2147278, 3067540, 4294556, 5368195, 7515473, 10736390, 15030946, 21472780, 30061892, 37577365, 75154730, 150309460]

約数ペア:

[(1, 150309460), (2, 75154730), (4, 37577365), (5, 30061892), (7, 21472780), (10, 15030946), (14, 10736390), (20, 7515473), (28, 5368195), (35, 4294556), (49, 3067540), (70, 2147278), (98, 1533770), (140, 1073639), (196, 766885), (245, 613508), (343, 438220), (490, 306754), (686, 219110), (980, 153377), (1372, 109555), (1715, 87644), (3430, 43822), (6860, 21911)]