172420236

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3929}}^1$

素因数の和:4015

約数の個数: 72

約数和(自身を含む): 463488480

約数和(自身を除く): 291068244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 53, 69, 92, 106, 138, 159, 207, 212, 276, 318, 414, 477, 636, 828, 954, 1219, 1908, 2438, 3657, 3929, 4876, 7314, 7858, 10971, 11787, 14628, 15716, 21942, 23574, 35361, 43884, 47148, 70722, 90367, 141444, 180734, 208237, 271101, 361468, 416474, 542202, 624711, 813303, 832948, 1084404, 1249422, 1626606, 1874133, 2498844, 3253212, 3748266, 4789451, 7496532, 9578902, 14368353, 19157804, 28736706, 43105059, 57473412, 86210118, 172420236]

約数ペア:

[(1, 172420236), (2, 86210118), (3, 57473412), (4, 43105059), (6, 28736706), (9, 19157804), (12, 14368353), (18, 9578902), (23, 7496532), (36, 4789451), (46, 3748266), (53, 3253212), (69, 2498844), (92, 1874133), (106, 1626606), (138, 1249422), (159, 1084404), (207, 832948), (212, 813303), (276, 624711), (318, 542202), (414, 416474), (477, 361468), (636, 271101), (828, 208237), (954, 180734), (1219, 141444), (1908, 90367), (2438, 70722), (3657, 47148), (3929, 43884), (4876, 35361), (7314, 23574), (7858, 21942), (10971, 15716), (11787, 14628)]