15881264

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 39283200

約数和(自身を除く): 23401936

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 56, 68, 76, 112, 119, 133, 136, 152, 238, 266, 272, 304, 323, 439, 476, 532, 646, 878, 952, 1064, 1292, 1756, 1904, 2128, 2261, 2584, 3073, 3512, 4522, 5168, 6146, 7024, 7463, 8341, 9044, 12292, 14926, 16682, 18088, 24584, 29852, 33364, 36176, 49168, 52241, 58387, 59704, 66728, 104482, 116774, 119408, 133456, 141797, 208964, 233548, 283594, 417928, 467096, 567188, 835856, 934192, 992579, 1134376, 1985158, 2268752, 3970316, 7940632, 15881264]

約数ペア:

[(1, 15881264), (2, 7940632), (4, 3970316), (7, 2268752), (8, 1985158), (14, 1134376), (16, 992579), (17, 934192), (19, 835856), (28, 567188), (34, 467096), (38, 417928), (56, 283594), (68, 233548), (76, 208964), (112, 141797), (119, 133456), (133, 119408), (136, 116774), (152, 104482), (238, 66728), (266, 59704), (272, 58387), (304, 52241), (323, 49168), (439, 36176), (476, 33364), (532, 29852), (646, 24584), (878, 18088), (952, 16682), (1064, 14926), (1292, 12292), (1756, 9044), (1904, 8341), (2128, 7463), (2261, 7024), (2584, 6146), (3073, 5168), (3512, 4522)]