256567680

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{44543}}^1$

素因数の和:44568

約数の個数: 96

約数和(自身を含む): 885980160

約数和(自身を除く): 629412480

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, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 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, 5701504, 6414192, 7126880, 8017740, 8552256, 10690320, 12828384, 14253760, 16035480, 17104512, 21380640, 25656768, 28507520, 32070960, 42761280, 51313536, 64141920, 85522560, 128283840, 256567680]

約数ペア:

[(1, 256567680), (2, 128283840), (3, 85522560), (4, 64141920), (5, 51313536), (6, 42761280), (8, 32070960), (9, 28507520), (10, 25656768), (12, 21380640), (15, 17104512), (16, 16035480), (18, 14253760), (20, 12828384), (24, 10690320), (30, 8552256), (32, 8017740), (36, 7126880), (40, 6414192), (45, 5701504), (48, 5345160), (60, 4276128), (64, 4008870), (72, 3563440), (80, 3207096), (90, 2850752), (96, 2672580), (120, 2138064), (128, 2004435), (144, 1781720), (160, 1603548), (180, 1425376), (192, 1336290), (240, 1069032), (288, 890860), (320, 801774), (360, 712688), (384, 668145), (480, 534516), (576, 445430), (640, 400887), (720, 356344), (960, 267258), (1152, 222715), (1440, 178172), (1920, 133629), (2880, 89086), (5760, 44543)]