160960487680

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{904679}}^1$

素因数の和:904839

約数の個数: 72

約数和(自身を含む): 388324843200

約数和(自身を除く): 227364355520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 556, 640, 695, 1112, 1280, 1390, 2224, 2780, 4448, 5560, 8896, 11120, 17792, 22240, 35584, 44480, 88960, 177920, 904679, 1809358, 3618716, 4523395, 7237432, 9046790, 14474864, 18093580, 28949728, 36187160, 57899456, 72374320, 115798912, 125750381, 144748640, 231597824, 251500762, 289497280, 503001524, 578994560, 628751905, 1006003048, 1157989120, 1257503810, 2012006096, 2515007620, 4024012192, 5030015240, 8048024384, 10060030480, 16096048768, 20120060960, 32192097536, 40240121920, 80480243840, 160960487680]

約数ペア:

[(1, 160960487680), (2, 80480243840), (4, 40240121920), (5, 32192097536), (8, 20120060960), (10, 16096048768), (16, 10060030480), (20, 8048024384), (32, 5030015240), (40, 4024012192), (64, 2515007620), (80, 2012006096), (128, 1257503810), (139, 1157989120), (160, 1006003048), (256, 628751905), (278, 578994560), (320, 503001524), (556, 289497280), (640, 251500762), (695, 231597824), (1112, 144748640), (1280, 125750381), (1390, 115798912), (2224, 72374320), (2780, 57899456), (4448, 36187160), (5560, 28949728), (8896, 18093580), (11120, 14474864), (17792, 9046790), (22240, 7237432), (35584, 4523395), (44480, 3618716), (88960, 1809358), (177920, 904679)]