13512804560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{189149}}^1$

素因数の和:189228

約数の個数: 80

約数和(自身を含む): 33774624000

約数和(自身を除く): 20261819440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 470, 752, 760, 893, 940, 1520, 1786, 1880, 3572, 3760, 4465, 7144, 8930, 14288, 17860, 35720, 71440, 189149, 378298, 756596, 945745, 1513192, 1891490, 3026384, 3593831, 3782980, 7187662, 7565960, 8890003, 14375324, 15131920, 17780006, 17969155, 28750648, 35560012, 35938310, 44450015, 57501296, 71120024, 71876620, 88900030, 142240048, 143753240, 168910057, 177800060, 287506480, 337820114, 355600120, 675640228, 711200240, 844550285, 1351280456, 1689100570, 2702560912, 3378201140, 6756402280, 13512804560]

約数ペア:

[(1, 13512804560), (2, 6756402280), (4, 3378201140), (5, 2702560912), (8, 1689100570), (10, 1351280456), (16, 844550285), (19, 711200240), (20, 675640228), (38, 355600120), (40, 337820114), (47, 287506480), (76, 177800060), (80, 168910057), (94, 143753240), (95, 142240048), (152, 88900030), (188, 71876620), (190, 71120024), (235, 57501296), (304, 44450015), (376, 35938310), (380, 35560012), (470, 28750648), (752, 17969155), (760, 17780006), (893, 15131920), (940, 14375324), (1520, 8890003), (1786, 7565960), (1880, 7187662), (3572, 3782980), (3760, 3593831), (4465, 3026384), (7144, 1891490), (8930, 1513192), (14288, 945745), (17860, 756596), (35720, 378298), (71440, 189149)]