290545920

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{1201}}^1$

素因数の和:1238

約数の個数: 288

約数和(自身を含む): 1179306240

約数和(自身を除く): 888760320

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, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1201, 1260, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2402, 2520, 2688, 2880, 3024, 3360, 3456, 3603, 3780, 3840, 4032, 4320, 4480, 4804, 5040, 5376, 5760, 6005, 6048, 6720, 6912, 7206, 7560, 8064, 8407, 8640, 8960, 9608, 10080, 10809, 11520, 12010, 12096, 13440, 14412, 15120, 16128, 16814, 17280, 18015, 19216, 20160, 21618, 24020, 24192, 25221, 26880, 28824, 30240, 32427, 33628, 34560, 36030, 38432, 40320, 42035, 43236, 48040, 48384, 50442, 54045, 57648, 60480, 64854, 67256, 72060, 75663, 76864, 80640, 84070, 86472, 96080, 100884, 108090, 115296, 120960, 126105, 129708, 134512, 144120, 151326, 153728, 162135, 168140, 172944, 192160, 201768, 216180, 226989, 230592, 241920, 252210, 259416, 269024, 288240, 302652, 307456, 324270, 336280, 345888, 378315, 384320, 403536, 432360, 453978, 461184, 504420, 518832, 538048, 576480, 605304, 648540, 672560, 691776, 756630, 768640, 807072, 864720, 907956, 922368, 1008840, 1037664, 1076096, 1134945, 1152960, 1210608, 1297080, 1345120, 1383552, 1513260, 1537280, 1614144, 1729440, 1815912, 2017680, 2075328, 2152192, 2269890, 2305920, 2421216, 2594160, 2690240, 2767104, 3026520, 3228288, 3458880, 3631824, 4035360, 4150656, 4539780, 4611840, 4842432, 5188320, 5380480, 6053040, 6456576, 6917760, 7263648, 8070720, 8301312, 9079560, 9684864, 10376640, 10760960, 12106080, 13835520, 14527296, 16141440, 18159120, 19369728, 20753280, 24212160, 29054592, 32282880, 36318240, 41506560, 48424320, 58109184, 72636480, 96848640, 145272960, 290545920]

約数ペア:

[(1, 290545920), (2, 145272960), (3, 96848640), (4, 72636480), (5, 58109184), (6, 48424320), (7, 41506560), (8, 36318240), (9, 32282880), (10, 29054592), (12, 24212160), (14, 20753280), (15, 19369728), (16, 18159120), (18, 16141440), (20, 14527296), (21, 13835520), (24, 12106080), (27, 10760960), (28, 10376640), (30, 9684864), (32, 9079560), (35, 8301312), (36, 8070720), (40, 7263648), (42, 6917760), (45, 6456576), (48, 6053040), (54, 5380480), (56, 5188320), (60, 4842432), (63, 4611840), (64, 4539780), (70, 4150656), (72, 4035360), (80, 3631824), (84, 3458880), (90, 3228288), (96, 3026520), (105, 2767104), (108, 2690240), (112, 2594160), (120, 2421216), (126, 2305920), (128, 2269890), (135, 2152192), (140, 2075328), (144, 2017680), (160, 1815912), (168, 1729440), (180, 1614144), (189, 1537280), (192, 1513260), (210, 1383552), (216, 1345120), (224, 1297080), (240, 1210608), (252, 1152960), (256, 1134945), (270, 1076096), (280, 1037664), (288, 1008840), (315, 922368), (320, 907956), (336, 864720), (360, 807072), (378, 768640), (384, 756630), (420, 691776), (432, 672560), (448, 648540), (480, 605304), (504, 576480), (540, 538048), (560, 518832), (576, 504420), (630, 461184), (640, 453978), (672, 432360), (720, 403536), (756, 384320), (768, 378315), (840, 345888), (864, 336280), (896, 324270), (945, 307456), (960, 302652), (1008, 288240), (1080, 269024), (1120, 259416), (1152, 252210), (1201, 241920), (1260, 230592), (1280, 226989), (1344, 216180), (1440, 201768), (1512, 192160), (1680, 172944), (1728, 168140), (1792, 162135), (1890, 153728), (1920, 151326), (2016, 144120), (2160, 134512), (2240, 129708), (2304, 126105), (2402, 120960), (2520, 115296), (2688, 108090), (2880, 100884), (3024, 96080), (3360, 86472), (3456, 84070), (3603, 80640), (3780, 76864), (3840, 75663), (4032, 72060), (4320, 67256), (4480, 64854), (4804, 60480), (5040, 57648), (5376, 54045), (5760, 50442), (6005, 48384), (6048, 48040), (6720, 43236), (6912, 42035), (7206, 40320), (7560, 38432), (8064, 36030), (8407, 34560), (8640, 33628), (8960, 32427), (9608, 30240), (10080, 28824), (10809, 26880), (11520, 25221), (12010, 24192), (12096, 24020), (13440, 21618), (14412, 20160), (15120, 19216), (16128, 18015), (16814, 17280)]