277584164

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 580742904

約数和(自身を除く): 303158740

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 157, 242, 281, 286, 314, 484, 562, 572, 628, 1124, 1573, 1727, 2041, 3091, 3146, 3454, 3653, 4082, 6182, 6292, 6908, 7306, 8164, 12364, 14612, 18997, 22451, 34001, 37994, 40183, 44117, 44902, 68002, 75988, 80366, 88234, 89804, 136004, 160732, 176468, 246961, 442013, 485287, 493922, 573521, 884026, 970574, 987844, 1147042, 1768052, 1941148, 2294084, 5338157, 6308731, 10676314, 12617462, 21352628, 25234924, 69396041, 138792082, 277584164]

約数ペア:

[(1, 277584164), (2, 138792082), (4, 69396041), (11, 25234924), (13, 21352628), (22, 12617462), (26, 10676314), (44, 6308731), (52, 5338157), (121, 2294084), (143, 1941148), (157, 1768052), (242, 1147042), (281, 987844), (286, 970574), (314, 884026), (484, 573521), (562, 493922), (572, 485287), (628, 442013), (1124, 246961), (1573, 176468), (1727, 160732), (2041, 136004), (3091, 89804), (3146, 88234), (3454, 80366), (3653, 75988), (4082, 68002), (6182, 44902), (6292, 44117), (6908, 40183), (7306, 37994), (8164, 34001), (12364, 22451), (14612, 18997)]