20161784064

素因数分解:

$2^8\times 3^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1\times {\mathrm{1061}}^1$

素因数の和:1416

約数の個数: 144

約数和(自身を含む): 54441858240

約数和(自身を除く): 34280074176

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 109, 128, 192, 218, 227, 256, 327, 384, 436, 454, 654, 681, 768, 872, 908, 1061, 1308, 1362, 1744, 1816, 2122, 2616, 2724, 3183, 3488, 3632, 4244, 5232, 5448, 6366, 6976, 7264, 8488, 10464, 10896, 12732, 13952, 14528, 16976, 20928, 21792, 24743, 25464, 27904, 29056, 33952, 41856, 43584, 49486, 50928, 58112, 67904, 74229, 83712, 87168, 98972, 101856, 115649, 135808, 148458, 174336, 197944, 203712, 231298, 240847, 271616, 296916, 346947, 395888, 407424, 462596, 481694, 593832, 693894, 722541, 791776, 814848, 925192, 963388, 1187664, 1387788, 1445082, 1583552, 1850384, 1926776, 2375328, 2775576, 2890164, 3167104, 3700768, 3853552, 4750656, 5551152, 5780328, 6334208, 7401536, 7707104, 9501312, 11102304, 11560656, 14803072, 15414208, 19002624, 22204608, 23121312, 26252323, 29606144, 30828416, 44409216, 46242624, 52504646, 61656832, 78756969, 88818432, 92485248, 105009292, 157513938, 184970496, 210018584, 315027876, 420037168, 630055752, 840074336, 1260111504, 1680148672, 2520223008, 3360297344, 5040446016, 6720594688, 10080892032, 20161784064]

約数ペア:

[(1, 20161784064), (2, 10080892032), (3, 6720594688), (4, 5040446016), (6, 3360297344), (8, 2520223008), (12, 1680148672), (16, 1260111504), (24, 840074336), (32, 630055752), (48, 420037168), (64, 315027876), (96, 210018584), (109, 184970496), (128, 157513938), (192, 105009292), (218, 92485248), (227, 88818432), (256, 78756969), (327, 61656832), (384, 52504646), (436, 46242624), (454, 44409216), (654, 30828416), (681, 29606144), (768, 26252323), (872, 23121312), (908, 22204608), (1061, 19002624), (1308, 15414208), (1362, 14803072), (1744, 11560656), (1816, 11102304), (2122, 9501312), (2616, 7707104), (2724, 7401536), (3183, 6334208), (3488, 5780328), (3632, 5551152), (4244, 4750656), (5232, 3853552), (5448, 3700768), (6366, 3167104), (6976, 2890164), (7264, 2775576), (8488, 2375328), (10464, 1926776), (10896, 1850384), (12732, 1583552), (13952, 1445082), (14528, 1387788), (16976, 1187664), (20928, 963388), (21792, 925192), (24743, 814848), (25464, 791776), (27904, 722541), (29056, 693894), (33952, 593832), (41856, 481694), (43584, 462596), (49486, 407424), (50928, 395888), (58112, 346947), (67904, 296916), (74229, 271616), (83712, 240847), (87168, 231298), (98972, 203712), (101856, 197944), (115649, 174336), (135808, 148458)]