163950640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2137}}^1$

素因数の和:2294

約数の個数: 80

約数和(自身を含む): 439025472

約数和(自身を除く): 275074832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 959, 1096, 1370, 1918, 2137, 2192, 2740, 3836, 4274, 4795, 5480, 7672, 8548, 9590, 10685, 10960, 14959, 15344, 17096, 19180, 21370, 29918, 34192, 38360, 42740, 59836, 74795, 76720, 85480, 119672, 149590, 170960, 239344, 292769, 299180, 585538, 598360, 1171076, 1196720, 1463845, 2049383, 2342152, 2927690, 4098766, 4684304, 5855380, 8197532, 10246915, 11710760, 16395064, 20493830, 23421520, 32790128, 40987660, 81975320, 163950640]

約数ペア:

[(1, 163950640), (2, 81975320), (4, 40987660), (5, 32790128), (7, 23421520), (8, 20493830), (10, 16395064), (14, 11710760), (16, 10246915), (20, 8197532), (28, 5855380), (35, 4684304), (40, 4098766), (56, 2927690), (70, 2342152), (80, 2049383), (112, 1463845), (137, 1196720), (140, 1171076), (274, 598360), (280, 585538), (548, 299180), (560, 292769), (685, 239344), (959, 170960), (1096, 149590), (1370, 119672), (1918, 85480), (2137, 76720), (2192, 74795), (2740, 59836), (3836, 42740), (4274, 38360), (4795, 34192), (5480, 29918), (7672, 21370), (8548, 19180), (9590, 17096), (10685, 15344), (10960, 14959)]