127808212

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 284641280

約数和(自身を除く): 156833068

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 43, 74, 76, 86, 133, 148, 151, 172, 259, 266, 301, 302, 518, 532, 602, 604, 703, 817, 1036, 1057, 1204, 1406, 1591, 1634, 2114, 2812, 2869, 3182, 3268, 4228, 4921, 5587, 5719, 5738, 6364, 6493, 9842, 11137, 11174, 11438, 11476, 12986, 19684, 20083, 22274, 22348, 22876, 25972, 30229, 39109, 40166, 44548, 45451, 60458, 78218, 80332, 90902, 106153, 120916, 123367, 156436, 181804, 211603, 212306, 240241, 246734, 423206, 424612, 480482, 493468, 743071, 846412, 863569, 960964, 1486142, 1681687, 1727138, 2972284, 3363374, 3454276, 4564579, 6726748, 9129158, 18258316, 31952053, 63904106, 127808212]

約数ペア:

[(1, 127808212), (2, 63904106), (4, 31952053), (7, 18258316), (14, 9129158), (19, 6726748), (28, 4564579), (37, 3454276), (38, 3363374), (43, 2972284), (74, 1727138), (76, 1681687), (86, 1486142), (133, 960964), (148, 863569), (151, 846412), (172, 743071), (259, 493468), (266, 480482), (301, 424612), (302, 423206), (518, 246734), (532, 240241), (602, 212306), (604, 211603), (703, 181804), (817, 156436), (1036, 123367), (1057, 120916), (1204, 106153), (1406, 90902), (1591, 80332), (1634, 78218), (2114, 60458), (2812, 45451), (2869, 44548), (3182, 40166), (3268, 39109), (4228, 30229), (4921, 25972), (5587, 22876), (5719, 22348), (5738, 22274), (6364, 20083), (6493, 19684), (9842, 12986), (11137, 11476), (11174, 11438)]