145775360

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1867}}^1$

素因数の和:1949

約数の個数: 72

約数和(自身を含む): 355091856

約数和(自身を除く): 209316496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 610, 640, 976, 1220, 1280, 1867, 1952, 2440, 3734, 3904, 4880, 7468, 7808, 9335, 9760, 14936, 15616, 18670, 19520, 29872, 37340, 39040, 59744, 74680, 78080, 113887, 119488, 149360, 227774, 238976, 298720, 455548, 477952, 569435, 597440, 911096, 1138870, 1194880, 1822192, 2277740, 2389760, 3644384, 4555480, 7288768, 9110960, 14577536, 18221920, 29155072, 36443840, 72887680, 145775360]

約数ペア:

[(1, 145775360), (2, 72887680), (4, 36443840), (5, 29155072), (8, 18221920), (10, 14577536), (16, 9110960), (20, 7288768), (32, 4555480), (40, 3644384), (61, 2389760), (64, 2277740), (80, 1822192), (122, 1194880), (128, 1138870), (160, 911096), (244, 597440), (256, 569435), (305, 477952), (320, 455548), (488, 298720), (610, 238976), (640, 227774), (976, 149360), (1220, 119488), (1280, 113887), (1867, 78080), (1952, 74680), (2440, 59744), (3734, 39040), (3904, 37340), (4880, 29872), (7468, 19520), (7808, 18670), (9335, 15616), (9760, 14936)]