128283840

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{44543}}^1$

素因数の和:44566

約数の個数: 84

約数和(自身を含む): 441252864

約数和(自身を除く): 312969024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 44543, 89086, 133629, 178172, 222715, 267258, 356344, 400887, 445430, 534516, 668145, 712688, 801774, 890860, 1069032, 1336290, 1425376, 1603548, 1781720, 2004435, 2138064, 2672580, 2850752, 3207096, 3563440, 4008870, 4276128, 5345160, 6414192, 7126880, 8017740, 8552256, 10690320, 12828384, 14253760, 16035480, 21380640, 25656768, 32070960, 42761280, 64141920, 128283840]

約数ペア:

[(1, 128283840), (2, 64141920), (3, 42761280), (4, 32070960), (5, 25656768), (6, 21380640), (8, 16035480), (9, 14253760), (10, 12828384), (12, 10690320), (15, 8552256), (16, 8017740), (18, 7126880), (20, 6414192), (24, 5345160), (30, 4276128), (32, 4008870), (36, 3563440), (40, 3207096), (45, 2850752), (48, 2672580), (60, 2138064), (64, 2004435), (72, 1781720), (80, 1603548), (90, 1425376), (96, 1336290), (120, 1069032), (144, 890860), (160, 801774), (180, 712688), (192, 668145), (240, 534516), (288, 445430), (320, 400887), (360, 356344), (480, 267258), (576, 222715), (720, 178172), (960, 133629), (1440, 89086), (2880, 44543)]