315973328

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2076

約数の個数: 80

約数和(自身を含む): 713525760

約数和(自身を除く): 397552432

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 31, 44, 58, 62, 88, 116, 124, 176, 232, 248, 319, 341, 464, 496, 638, 682, 899, 1276, 1364, 1798, 1997, 2552, 2728, 3596, 3994, 5104, 5456, 7192, 7988, 9889, 14384, 15976, 19778, 21967, 31952, 39556, 43934, 57913, 61907, 79112, 87868, 115826, 123814, 158224, 175736, 231652, 247628, 351472, 463304, 495256, 637043, 680977, 926608, 990512, 1274086, 1361954, 1795303, 2548172, 2723908, 3590606, 5096344, 5447816, 7181212, 10192688, 10895632, 14362424, 19748333, 28724848, 39496666, 78993332, 157986664, 315973328]

約数ペア:

[(1, 315973328), (2, 157986664), (4, 78993332), (8, 39496666), (11, 28724848), (16, 19748333), (22, 14362424), (29, 10895632), (31, 10192688), (44, 7181212), (58, 5447816), (62, 5096344), (88, 3590606), (116, 2723908), (124, 2548172), (176, 1795303), (232, 1361954), (248, 1274086), (319, 990512), (341, 926608), (464, 680977), (496, 637043), (638, 495256), (682, 463304), (899, 351472), (1276, 247628), (1364, 231652), (1798, 175736), (1997, 158224), (2552, 123814), (2728, 115826), (3596, 87868), (3994, 79112), (5104, 61907), (5456, 57913), (7192, 43934), (7988, 39556), (9889, 31952), (14384, 21967), (15976, 19778)]