157800580

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{23003}}^1$

素因数の和:23033

約数の個数: 48

約数和(自身を含む): 386467200

約数和(自身を除く): 228666620

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, 23003, 46006, 92012, 115015, 161021, 230030, 322042, 460060, 644084, 805105, 1127147, 1610210, 2254294, 3220420, 4508588, 5635735, 7890029, 11271470, 15780058, 22542940, 31560116, 39450145, 78900290, 157800580]

約数ペア:

[(1, 157800580), (2, 78900290), (4, 39450145), (5, 31560116), (7, 22542940), (10, 15780058), (14, 11271470), (20, 7890029), (28, 5635735), (35, 4508588), (49, 3220420), (70, 2254294), (98, 1610210), (140, 1127147), (196, 805105), (245, 644084), (343, 460060), (490, 322042), (686, 230030), (980, 161021), (1372, 115015), (1715, 92012), (3430, 46006), (6860, 23003)]