210009872

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:552

約数の個数: 80

約数和(自身を含む): 449971200

約数和(自身を除く): 239961328

約数列:

[1, 2, 4, 8, 16, 23, 31, 41, 46, 62, 82, 92, 124, 164, 184, 248, 328, 368, 449, 496, 656, 713, 898, 943, 1271, 1426, 1796, 1886, 2542, 2852, 3592, 3772, 5084, 5704, 7184, 7544, 10168, 10327, 11408, 13919, 15088, 18409, 20336, 20654, 27838, 29233, 36818, 41308, 55676, 58466, 73636, 82616, 111352, 116932, 147272, 165232, 222704, 233864, 294544, 320137, 423407, 467728, 570679, 640274, 846814, 1141358, 1280548, 1693628, 2282716, 2561096, 3387256, 4565432, 5122192, 6774512, 9130864, 13125617, 26251234, 52502468, 105004936, 210009872]

約数ペア:

[(1, 210009872), (2, 105004936), (4, 52502468), (8, 26251234), (16, 13125617), (23, 9130864), (31, 6774512), (41, 5122192), (46, 4565432), (62, 3387256), (82, 2561096), (92, 2282716), (124, 1693628), (164, 1280548), (184, 1141358), (248, 846814), (328, 640274), (368, 570679), (449, 467728), (496, 423407), (656, 320137), (713, 294544), (898, 233864), (943, 222704), (1271, 165232), (1426, 147272), (1796, 116932), (1886, 111352), (2542, 82616), (2852, 73636), (3592, 58466), (3772, 55676), (5084, 41308), (5704, 36818), (7184, 29233), (7544, 27838), (10168, 20654), (10327, 20336), (11408, 18409), (13919, 15088)]