161400960

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{4003}}^1$

素因数の和:4035

約数の個数: 192

約数和(自身を含む): 637116480

約数和(自身を除く): 475715520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4003, 4032, 4480, 5040, 5760, 6720, 8006, 8064, 10080, 12009, 13440, 16012, 20015, 20160, 24018, 28021, 32024, 36027, 40030, 40320, 48036, 56042, 60045, 64048, 72054, 80060, 84063, 96072, 112084, 120090, 128096, 140105, 144108, 160120, 168126, 180135, 192144, 224168, 240180, 252189, 256192, 280210, 288216, 320240, 336252, 360270, 384288, 420315, 448336, 480360, 504378, 512384, 560420, 576432, 640480, 672504, 720540, 768576, 840630, 896672, 960720, 1008756, 1120840, 1152864, 1260945, 1280960, 1345008, 1441080, 1537152, 1681260, 1793344, 1921440, 2017512, 2241680, 2305728, 2521890, 2561920, 2690016, 2882160, 3362520, 3586688, 3842880, 4035024, 4483360, 4611456, 5043780, 5380032, 5764320, 6725040, 7685760, 8070048, 8966720, 10087560, 10760064, 11528640, 13450080, 16140096, 17933440, 20175120, 23057280, 26900160, 32280192, 40350240, 53800320, 80700480, 161400960]

約数ペア:

[(1, 161400960), (2, 80700480), (3, 53800320), (4, 40350240), (5, 32280192), (6, 26900160), (7, 23057280), (8, 20175120), (9, 17933440), (10, 16140096), (12, 13450080), (14, 11528640), (15, 10760064), (16, 10087560), (18, 8966720), (20, 8070048), (21, 7685760), (24, 6725040), (28, 5764320), (30, 5380032), (32, 5043780), (35, 4611456), (36, 4483360), (40, 4035024), (42, 3842880), (45, 3586688), (48, 3362520), (56, 2882160), (60, 2690016), (63, 2561920), (64, 2521890), (70, 2305728), (72, 2241680), (80, 2017512), (84, 1921440), (90, 1793344), (96, 1681260), (105, 1537152), (112, 1441080), (120, 1345008), (126, 1280960), (128, 1260945), (140, 1152864), (144, 1120840), (160, 1008756), (168, 960720), (180, 896672), (192, 840630), (210, 768576), (224, 720540), (240, 672504), (252, 640480), (280, 576432), (288, 560420), (315, 512384), (320, 504378), (336, 480360), (360, 448336), (384, 420315), (420, 384288), (448, 360270), (480, 336252), (504, 320240), (560, 288216), (576, 280210), (630, 256192), (640, 252189), (672, 240180), (720, 224168), (840, 192144), (896, 180135), (960, 168126), (1008, 160120), (1120, 144108), (1152, 140105), (1260, 128096), (1344, 120090), (1440, 112084), (1680, 96072), (1920, 84063), (2016, 80060), (2240, 72054), (2520, 64048), (2688, 60045), (2880, 56042), (3360, 48036), (4003, 40320), (4032, 40030), (4480, 36027), (5040, 32024), (5760, 28021), (6720, 24018), (8006, 20160), (8064, 20015), (10080, 16012), (12009, 13440)]