178509968

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{9431}}^1$

素因数の和:9472

約数の個数: 60

約数和(自身を含む): 428061888

約数和(自身を除く): 249551920

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 1183, 1352, 1456, 2366, 2704, 4732, 9431, 9464, 18862, 18928, 37724, 66017, 75448, 122603, 132034, 150896, 245206, 264068, 490412, 528136, 858221, 980824, 1056272, 1593839, 1716442, 1961648, 3187678, 3432884, 6375356, 6865768, 11156873, 12750712, 13731536, 22313746, 25501424, 44627492, 89254984, 178509968]

約数ペア:

[(1, 178509968), (2, 89254984), (4, 44627492), (7, 25501424), (8, 22313746), (13, 13731536), (14, 12750712), (16, 11156873), (26, 6865768), (28, 6375356), (52, 3432884), (56, 3187678), (91, 1961648), (104, 1716442), (112, 1593839), (169, 1056272), (182, 980824), (208, 858221), (338, 528136), (364, 490412), (676, 264068), (728, 245206), (1183, 150896), (1352, 132034), (1456, 122603), (2366, 75448), (2704, 66017), (4732, 37724), (9431, 18928), (9464, 18862)]