215025712

素因数分解:

$2^4\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:503

約数の個数: 80

約数和(自身を含む): 479255040

約数和(自身を除く): 264229328

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 121, 176, 184, 242, 253, 368, 439, 484, 506, 878, 968, 1012, 1331, 1756, 1936, 2024, 2662, 2783, 3512, 4048, 4829, 5324, 5566, 7024, 9658, 10097, 10648, 11132, 19316, 20194, 21296, 22264, 30613, 38632, 40388, 44528, 53119, 61226, 77264, 80776, 106238, 111067, 122452, 161552, 212476, 222134, 244904, 424952, 444268, 489808, 584309, 849904, 888536, 1168618, 1221737, 1777072, 2337236, 2443474, 4674472, 4886948, 9348944, 9773896, 13439107, 19547792, 26878214, 53756428, 107512856, 215025712]

約数ペア:

[(1, 215025712), (2, 107512856), (4, 53756428), (8, 26878214), (11, 19547792), (16, 13439107), (22, 9773896), (23, 9348944), (44, 4886948), (46, 4674472), (88, 2443474), (92, 2337236), (121, 1777072), (176, 1221737), (184, 1168618), (242, 888536), (253, 849904), (368, 584309), (439, 489808), (484, 444268), (506, 424952), (878, 244904), (968, 222134), (1012, 212476), (1331, 161552), (1756, 122452), (1936, 111067), (2024, 106238), (2662, 80776), (2783, 77264), (3512, 61226), (4048, 53119), (4829, 44528), (5324, 40388), (5566, 38632), (7024, 30613), (9658, 22264), (10097, 21296), (10648, 20194), (11132, 19316)]