338889776

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:346

約数の個数: 80

約数和(自身を含む): 711859200

約数和(自身を除く): 372969424

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 79, 103, 137, 152, 158, 206, 274, 304, 316, 412, 548, 632, 824, 1096, 1264, 1501, 1648, 1957, 2192, 2603, 3002, 3914, 5206, 6004, 7828, 8137, 10412, 10823, 12008, 14111, 15656, 16274, 20824, 21646, 24016, 28222, 31312, 32548, 41648, 43292, 56444, 65096, 86584, 112888, 130192, 154603, 173168, 205637, 225776, 268109, 309206, 411274, 536218, 618412, 822548, 1072436, 1114769, 1236824, 1645096, 2144872, 2229538, 2473648, 3290192, 4289744, 4459076, 8918152, 17836304, 21180611, 42361222, 84722444, 169444888, 338889776]

約数ペア:

[(1, 338889776), (2, 169444888), (4, 84722444), (8, 42361222), (16, 21180611), (19, 17836304), (38, 8918152), (76, 4459076), (79, 4289744), (103, 3290192), (137, 2473648), (152, 2229538), (158, 2144872), (206, 1645096), (274, 1236824), (304, 1114769), (316, 1072436), (412, 822548), (548, 618412), (632, 536218), (824, 411274), (1096, 309206), (1264, 268109), (1501, 225776), (1648, 205637), (1957, 173168), (2192, 154603), (2603, 130192), (3002, 112888), (3914, 86584), (5206, 65096), (6004, 56444), (7828, 43292), (8137, 41648), (10412, 32548), (10823, 31312), (12008, 28222), (14111, 24016), (15656, 21646), (16274, 20824)]