217909440

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{1201}}^1$

素因数の和:1237

約数の個数: 280

約数和(自身を含む): 886614432

約数和(自身を除く): 668704992

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, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 324, 336, 360, 378, 405, 420, 432, 448, 480, 504, 540, 560, 567, 576, 630, 648, 672, 720, 756, 810, 840, 864, 945, 960, 1008, 1080, 1120, 1134, 1201, 1260, 1296, 1344, 1440, 1512, 1620, 1680, 1728, 1890, 2016, 2160, 2240, 2268, 2402, 2520, 2592, 2835, 2880, 3024, 3240, 3360, 3603, 3780, 4032, 4320, 4536, 4804, 5040, 5184, 5670, 6005, 6048, 6480, 6720, 7206, 7560, 8407, 8640, 9072, 9608, 10080, 10809, 11340, 12010, 12096, 12960, 14412, 15120, 16814, 18015, 18144, 19216, 20160, 21618, 22680, 24020, 25221, 25920, 28824, 30240, 32427, 33628, 36030, 36288, 38432, 42035, 43236, 45360, 48040, 50442, 54045, 57648, 60480, 64854, 67256, 72060, 75663, 76864, 84070, 86472, 90720, 96080, 97281, 100884, 108090, 115296, 126105, 129708, 134512, 144120, 151326, 162135, 168140, 172944, 181440, 192160, 194562, 201768, 216180, 226989, 230592, 252210, 259416, 269024, 288240, 302652, 324270, 336280, 345888, 378315, 384320, 389124, 403536, 432360, 453978, 486405, 504420, 518832, 538048, 576480, 605304, 648540, 672560, 680967, 691776, 756630, 778248, 807072, 864720, 907956, 972810, 1008840, 1037664, 1134945, 1152960, 1210608, 1297080, 1345120, 1361934, 1513260, 1556496, 1614144, 1729440, 1815912, 1945620, 2017680, 2075328, 2269890, 2421216, 2594160, 2690240, 2723868, 3026520, 3112992, 3404835, 3458880, 3631824, 3891240, 4035360, 4539780, 4842432, 5188320, 5447736, 6053040, 6225984, 6809670, 7263648, 7782480, 8070720, 9079560, 10376640, 10895472, 12106080, 13619340, 14527296, 15564960, 18159120, 21790944, 24212160, 27238680, 31129920, 36318240, 43581888, 54477360, 72636480, 108954720, 217909440]

約数ペア:

[(1, 217909440), (2, 108954720), (3, 72636480), (4, 54477360), (5, 43581888), (6, 36318240), (7, 31129920), (8, 27238680), (9, 24212160), (10, 21790944), (12, 18159120), (14, 15564960), (15, 14527296), (16, 13619340), (18, 12106080), (20, 10895472), (21, 10376640), (24, 9079560), (27, 8070720), (28, 7782480), (30, 7263648), (32, 6809670), (35, 6225984), (36, 6053040), (40, 5447736), (42, 5188320), (45, 4842432), (48, 4539780), (54, 4035360), (56, 3891240), (60, 3631824), (63, 3458880), (64, 3404835), (70, 3112992), (72, 3026520), (80, 2723868), (81, 2690240), (84, 2594160), (90, 2421216), (96, 2269890), (105, 2075328), (108, 2017680), (112, 1945620), (120, 1815912), (126, 1729440), (135, 1614144), (140, 1556496), (144, 1513260), (160, 1361934), (162, 1345120), (168, 1297080), (180, 1210608), (189, 1152960), (192, 1134945), (210, 1037664), (216, 1008840), (224, 972810), (240, 907956), (252, 864720), (270, 807072), (280, 778248), (288, 756630), (315, 691776), (320, 680967), (324, 672560), (336, 648540), (360, 605304), (378, 576480), (405, 538048), (420, 518832), (432, 504420), (448, 486405), (480, 453978), (504, 432360), (540, 403536), (560, 389124), (567, 384320), (576, 378315), (630, 345888), (648, 336280), (672, 324270), (720, 302652), (756, 288240), (810, 269024), (840, 259416), (864, 252210), (945, 230592), (960, 226989), (1008, 216180), (1080, 201768), (1120, 194562), (1134, 192160), (1201, 181440), (1260, 172944), (1296, 168140), (1344, 162135), (1440, 151326), (1512, 144120), (1620, 134512), (1680, 129708), (1728, 126105), (1890, 115296), (2016, 108090), (2160, 100884), (2240, 97281), (2268, 96080), (2402, 90720), (2520, 86472), (2592, 84070), (2835, 76864), (2880, 75663), (3024, 72060), (3240, 67256), (3360, 64854), (3603, 60480), (3780, 57648), (4032, 54045), (4320, 50442), (4536, 48040), (4804, 45360), (5040, 43236), (5184, 42035), (5670, 38432), (6005, 36288), (6048, 36030), (6480, 33628), (6720, 32427), (7206, 30240), (7560, 28824), (8407, 25920), (8640, 25221), (9072, 24020), (9608, 22680), (10080, 21618), (10809, 20160), (11340, 19216), (12010, 18144), (12096, 18015), (12960, 16814), (14412, 15120)]