128910896

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13679}}^1$

素因数の和:13737

約数の個数: 40

約数和(自身を含む): 271411200

約数和(自身を除く): 142500304

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 13679, 27358, 54716, 109432, 218864, 259901, 424049, 519802, 848098, 1039604, 1696196, 2079208, 3392392, 4158416, 6784784, 8056931, 16113862, 32227724, 64455448, 128910896]

約数ペア:

[(1, 128910896), (2, 64455448), (4, 32227724), (8, 16113862), (16, 8056931), (19, 6784784), (31, 4158416), (38, 3392392), (62, 2079208), (76, 1696196), (124, 1039604), (152, 848098), (248, 519802), (304, 424049), (496, 259901), (589, 218864), (1178, 109432), (2356, 54716), (4712, 27358), (9424, 13679)]