209825280

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{1301}}^1$

素因数の和:1337

約数の個数: 240

約数和(自身を含む): 831134304

約数和(自身を除く): 621309024

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, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1301, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2602, 2688, 2880, 3360, 3584, 3840, 3903, 4032, 4480, 4608, 5040, 5204, 5376, 5760, 6505, 6720, 7680, 7806, 8064, 8960, 9107, 10080, 10408, 10752, 11520, 11709, 13010, 13440, 15612, 16128, 17920, 18214, 19515, 20160, 20816, 23040, 23418, 26020, 26880, 27321, 31224, 32256, 36428, 39030, 40320, 41632, 45535, 46836, 52040, 53760, 54642, 58545, 62448, 72856, 78060, 80640, 81963, 83264, 91070, 93672, 104080, 109284, 117090, 124896, 136605, 145712, 156120, 161280, 163926, 166528, 182140, 187344, 208160, 218568, 234180, 249792, 273210, 291424, 312240, 327852, 333056, 364280, 374688, 409815, 416320, 437136, 468360, 499584, 546420, 582848, 624480, 655704, 666112, 728560, 749376, 819630, 832640, 874272, 936720, 999168, 1092840, 1165696, 1248960, 1311408, 1457120, 1498752, 1639260, 1665280, 1748544, 1873440, 1998336, 2185680, 2331392, 2497920, 2622816, 2914240, 2997504, 3278520, 3330560, 3497088, 3746880, 4371360, 4662784, 4995840, 5245632, 5828480, 5995008, 6557040, 6994176, 7493760, 8742720, 9991680, 10491264, 11656960, 13114080, 13988352, 14987520, 17485440, 20982528, 23313920, 26228160, 29975040, 34970880, 41965056, 52456320, 69941760, 104912640, 209825280]

約数ペア:

[(1, 209825280), (2, 104912640), (3, 69941760), (4, 52456320), (5, 41965056), (6, 34970880), (7, 29975040), (8, 26228160), (9, 23313920), (10, 20982528), (12, 17485440), (14, 14987520), (15, 13988352), (16, 13114080), (18, 11656960), (20, 10491264), (21, 9991680), (24, 8742720), (28, 7493760), (30, 6994176), (32, 6557040), (35, 5995008), (36, 5828480), (40, 5245632), (42, 4995840), (45, 4662784), (48, 4371360), (56, 3746880), (60, 3497088), (63, 3330560), (64, 3278520), (70, 2997504), (72, 2914240), (80, 2622816), (84, 2497920), (90, 2331392), (96, 2185680), (105, 1998336), (112, 1873440), (120, 1748544), (126, 1665280), (128, 1639260), (140, 1498752), (144, 1457120), (160, 1311408), (168, 1248960), (180, 1165696), (192, 1092840), (210, 999168), (224, 936720), (240, 874272), (252, 832640), (256, 819630), (280, 749376), (288, 728560), (315, 666112), (320, 655704), (336, 624480), (360, 582848), (384, 546420), (420, 499584), (448, 468360), (480, 437136), (504, 416320), (512, 409815), (560, 374688), (576, 364280), (630, 333056), (640, 327852), (672, 312240), (720, 291424), (768, 273210), (840, 249792), (896, 234180), (960, 218568), (1008, 208160), (1120, 187344), (1152, 182140), (1260, 166528), (1280, 163926), (1301, 161280), (1344, 156120), (1440, 145712), (1536, 136605), (1680, 124896), (1792, 117090), (1920, 109284), (2016, 104080), (2240, 93672), (2304, 91070), (2520, 83264), (2560, 81963), (2602, 80640), (2688, 78060), (2880, 72856), (3360, 62448), (3584, 58545), (3840, 54642), (3903, 53760), (4032, 52040), (4480, 46836), (4608, 45535), (5040, 41632), (5204, 40320), (5376, 39030), (5760, 36428), (6505, 32256), (6720, 31224), (7680, 27321), (7806, 26880), (8064, 26020), (8960, 23418), (9107, 23040), (10080, 20816), (10408, 20160), (10752, 19515), (11520, 18214), (11709, 17920), (13010, 16128), (13440, 15612)]