168707980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{24593}}^1$

素因数の和:24623

約数の個数: 48

約数和(自身を含む): 413179200

約数和(自身を除く): 244471220

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, 24593, 49186, 98372, 122965, 172151, 245930, 344302, 491860, 688604, 860755, 1205057, 1721510, 2410114, 3443020, 4820228, 6025285, 8435399, 12050570, 16870798, 24101140, 33741596, 42176995, 84353990, 168707980]

約数ペア:

[(1, 168707980), (2, 84353990), (4, 42176995), (5, 33741596), (7, 24101140), (10, 16870798), (14, 12050570), (20, 8435399), (28, 6025285), (35, 4820228), (49, 3443020), (70, 2410114), (98, 1721510), (140, 1205057), (196, 860755), (245, 688604), (343, 491860), (490, 344302), (686, 245930), (980, 172151), (1372, 122965), (1715, 98372), (3430, 49186), (6860, 24593)]