155554560

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{643}}^1$

素因数の和:680

約数の個数: 288

約数和(自身を含む): 631841280

約数和(自身を除く): 476286720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 643, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1286, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 1929, 2016, 2160, 2240, 2304, 2520, 2572, 2688, 2880, 3024, 3215, 3360, 3456, 3780, 3840, 3858, 4032, 4320, 4480, 4501, 5040, 5144, 5376, 5760, 5787, 6048, 6430, 6720, 6912, 7560, 7716, 8064, 8640, 8960, 9002, 9645, 10080, 10288, 11520, 11574, 12096, 12860, 13440, 13503, 15120, 15432, 16128, 17280, 17361, 18004, 19290, 20160, 20576, 22505, 23148, 24192, 25720, 26880, 27006, 28935, 30240, 30864, 34560, 34722, 36008, 38580, 40320, 40509, 41152, 45010, 46296, 48384, 51440, 54012, 57870, 60480, 61728, 67515, 69444, 72016, 77160, 80640, 81018, 82304, 86805, 90020, 92592, 102880, 108024, 115740, 120960, 121527, 123456, 135030, 138888, 144032, 154320, 162036, 164608, 173610, 180040, 185184, 202545, 205760, 216048, 231480, 241920, 243054, 246912, 270060, 277776, 288064, 308640, 324072, 347220, 360080, 370368, 405090, 411520, 432096, 462960, 486108, 493824, 540120, 555552, 576128, 607635, 617280, 648144, 694440, 720160, 740736, 810180, 823040, 864192, 925920, 972216, 1080240, 1111104, 1152256, 1215270, 1234560, 1296288, 1388880, 1440320, 1481472, 1620360, 1728384, 1851840, 1944432, 2160480, 2222208, 2430540, 2469120, 2592576, 2777760, 2880640, 3240720, 3456768, 3703680, 3888864, 4320960, 4444416, 4861080, 5185152, 5555520, 5761280, 6481440, 7407360, 7777728, 8641920, 9722160, 10370304, 11111040, 12962880, 15555456, 17283840, 19444320, 22222080, 25925760, 31110912, 38888640, 51851520, 77777280, 155554560]

約数ペア:

[(1, 155554560), (2, 77777280), (3, 51851520), (4, 38888640), (5, 31110912), (6, 25925760), (7, 22222080), (8, 19444320), (9, 17283840), (10, 15555456), (12, 12962880), (14, 11111040), (15, 10370304), (16, 9722160), (18, 8641920), (20, 7777728), (21, 7407360), (24, 6481440), (27, 5761280), (28, 5555520), (30, 5185152), (32, 4861080), (35, 4444416), (36, 4320960), (40, 3888864), (42, 3703680), (45, 3456768), (48, 3240720), (54, 2880640), (56, 2777760), (60, 2592576), (63, 2469120), (64, 2430540), (70, 2222208), (72, 2160480), (80, 1944432), (84, 1851840), (90, 1728384), (96, 1620360), (105, 1481472), (108, 1440320), (112, 1388880), (120, 1296288), (126, 1234560), (128, 1215270), (135, 1152256), (140, 1111104), (144, 1080240), (160, 972216), (168, 925920), (180, 864192), (189, 823040), (192, 810180), (210, 740736), (216, 720160), (224, 694440), (240, 648144), (252, 617280), (256, 607635), (270, 576128), (280, 555552), (288, 540120), (315, 493824), (320, 486108), (336, 462960), (360, 432096), (378, 411520), (384, 405090), (420, 370368), (432, 360080), (448, 347220), (480, 324072), (504, 308640), (540, 288064), (560, 277776), (576, 270060), (630, 246912), (640, 243054), (643, 241920), (672, 231480), (720, 216048), (756, 205760), (768, 202545), (840, 185184), (864, 180040), (896, 173610), (945, 164608), (960, 162036), (1008, 154320), (1080, 144032), (1120, 138888), (1152, 135030), (1260, 123456), (1280, 121527), (1286, 120960), (1344, 115740), (1440, 108024), (1512, 102880), (1680, 92592), (1728, 90020), (1792, 86805), (1890, 82304), (1920, 81018), (1929, 80640), (2016, 77160), (2160, 72016), (2240, 69444), (2304, 67515), (2520, 61728), (2572, 60480), (2688, 57870), (2880, 54012), (3024, 51440), (3215, 48384), (3360, 46296), (3456, 45010), (3780, 41152), (3840, 40509), (3858, 40320), (4032, 38580), (4320, 36008), (4480, 34722), (4501, 34560), (5040, 30864), (5144, 30240), (5376, 28935), (5760, 27006), (5787, 26880), (6048, 25720), (6430, 24192), (6720, 23148), (6912, 22505), (7560, 20576), (7716, 20160), (8064, 19290), (8640, 18004), (8960, 17361), (9002, 17280), (9645, 16128), (10080, 15432), (10288, 15120), (11520, 13503), (11574, 13440), (12096, 12860)]