209910016

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 448126560

約数和(自身を除く): 238216544

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 139, 256, 272, 278, 347, 544, 556, 694, 1088, 1112, 1388, 2176, 2224, 2363, 2776, 4352, 4448, 4726, 5552, 5899, 8896, 9452, 11104, 11798, 17792, 18904, 22208, 23596, 35584, 37808, 44416, 47192, 48233, 75616, 88832, 94384, 96466, 151232, 188768, 192932, 302464, 377536, 385864, 604928, 755072, 771728, 819961, 1510144, 1543456, 1639922, 3086912, 3279844, 6173824, 6559688, 12347648, 13119376, 26238752, 52477504, 104955008, 209910016]

約数ペア:

[(1, 209910016), (2, 104955008), (4, 52477504), (8, 26238752), (16, 13119376), (17, 12347648), (32, 6559688), (34, 6173824), (64, 3279844), (68, 3086912), (128, 1639922), (136, 1543456), (139, 1510144), (256, 819961), (272, 771728), (278, 755072), (347, 604928), (544, 385864), (556, 377536), (694, 302464), (1088, 192932), (1112, 188768), (1388, 151232), (2176, 96466), (2224, 94384), (2363, 88832), (2776, 75616), (4352, 48233), (4448, 47192), (4726, 44416), (5552, 37808), (5899, 35584), (8896, 23596), (9452, 22208), (11104, 18904), (11798, 17792)]