249977892

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:849

約数の個数: 72

約数和(自身を含む): 622085184

約数和(自身を除く): 372107292

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 53, 69, 92, 106, 138, 159, 212, 276, 318, 529, 636, 743, 1058, 1219, 1486, 1587, 2116, 2229, 2438, 2972, 3174, 3657, 4458, 4876, 6348, 7314, 8916, 14628, 17089, 28037, 34178, 39379, 51267, 56074, 68356, 78758, 84111, 102534, 112148, 118137, 157516, 168222, 205068, 236274, 336444, 393047, 472548, 786094, 905717, 1179141, 1572188, 1811434, 2358282, 2717151, 3622868, 4716564, 5434302, 10868604, 20831491, 41662982, 62494473, 83325964, 124988946, 249977892]

約数ペア:

[(1, 249977892), (2, 124988946), (3, 83325964), (4, 62494473), (6, 41662982), (12, 20831491), (23, 10868604), (46, 5434302), (53, 4716564), (69, 3622868), (92, 2717151), (106, 2358282), (138, 1811434), (159, 1572188), (212, 1179141), (276, 905717), (318, 786094), (529, 472548), (636, 393047), (743, 336444), (1058, 236274), (1219, 205068), (1486, 168222), (1587, 157516), (2116, 118137), (2229, 112148), (2438, 102534), (2972, 84111), (3174, 78758), (3657, 68356), (4458, 56074), (4876, 51267), (6348, 39379), (7314, 34178), (8916, 28037), (14628, 17089)]