156720344

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{77431}}^1$

素因数の和:77471

約数の個数: 32

約数和(自身を含む): 334506240

約数和(自身を除く): 177785896

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 77431, 154862, 309724, 619448, 851741, 1703482, 1780913, 3406964, 3561826, 6813928, 7123652, 14247304, 19590043, 39180086, 78360172, 156720344]

約数ペア:

[(1, 156720344), (2, 78360172), (4, 39180086), (8, 19590043), (11, 14247304), (22, 7123652), (23, 6813928), (44, 3561826), (46, 3406964), (88, 1780913), (92, 1703482), (184, 851741), (253, 619448), (506, 309724), (1012, 154862), (2024, 77431)]