156726218984

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{421}}^1\times {\mathrm{161017}}^1$

素因数の和:161478

約数の個数: 48

約数和(自身を含む): 312907889580

約数和(自身を除く): 156181670596

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 421, 578, 842, 1156, 1684, 2312, 3368, 7157, 14314, 28628, 57256, 121669, 161017, 243338, 322034, 486676, 644068, 973352, 1288136, 2737289, 5474578, 10949156, 21898312, 46533913, 67788157, 93067826, 135576314, 186135652, 271152628, 372271304, 542305256, 1152398669, 2304797338, 4609594676, 9219189352, 19590777373, 39181554746, 78363109492, 156726218984]

約数ペア:

[(1, 156726218984), (2, 78363109492), (4, 39181554746), (8, 19590777373), (17, 9219189352), (34, 4609594676), (68, 2304797338), (136, 1152398669), (289, 542305256), (421, 372271304), (578, 271152628), (842, 186135652), (1156, 135576314), (1684, 93067826), (2312, 67788157), (3368, 46533913), (7157, 21898312), (14314, 10949156), (28628, 5474578), (57256, 2737289), (121669, 1288136), (161017, 973352), (243338, 644068), (322034, 486676)]