686856240

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{45427}}^1$

素因数の和:45456

約数の個数: 160

約数和(自身を含む): 2703874560

約数和(自身を除く): 2017018320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 45427, 90854, 136281, 181708, 227135, 272562, 317989, 363416, 408843, 454270, 545124, 635978, 681405, 726832, 817686, 908540, 953967, 1090248, 1226529, 1271956, 1362810, 1589945, 1635372, 1817080, 1907934, 2044215, 2180496, 2453058, 2543912, 2725620, 2861901, 3179890, 3270744, 3634160, 3815868, 4088430, 4769835, 4906116, 5087824, 5451240, 5723802, 6132645, 6359780, 6541488, 7631736, 8176860, 8585703, 9539670, 9812232, 10902480, 11447604, 12265290, 12719560, 14309505, 15263472, 16353720, 17171406, 19079340, 19624464, 22895208, 24530580, 25439120, 28619010, 32707440, 34342812, 38158680, 42928515, 45790416, 49061160, 57238020, 68685624, 76317360, 85857030, 98122320, 114476040, 137371248, 171714060, 228952080, 343428120, 686856240]

約数ペア:

[(1, 686856240), (2, 343428120), (3, 228952080), (4, 171714060), (5, 137371248), (6, 114476040), (7, 98122320), (8, 85857030), (9, 76317360), (10, 68685624), (12, 57238020), (14, 49061160), (15, 45790416), (16, 42928515), (18, 38158680), (20, 34342812), (21, 32707440), (24, 28619010), (27, 25439120), (28, 24530580), (30, 22895208), (35, 19624464), (36, 19079340), (40, 17171406), (42, 16353720), (45, 15263472), (48, 14309505), (54, 12719560), (56, 12265290), (60, 11447604), (63, 10902480), (70, 9812232), (72, 9539670), (80, 8585703), (84, 8176860), (90, 7631736), (105, 6541488), (108, 6359780), (112, 6132645), (120, 5723802), (126, 5451240), (135, 5087824), (140, 4906116), (144, 4769835), (168, 4088430), (180, 3815868), (189, 3634160), (210, 3270744), (216, 3179890), (240, 2861901), (252, 2725620), (270, 2543912), (280, 2453058), (315, 2180496), (336, 2044215), (360, 1907934), (378, 1817080), (420, 1635372), (432, 1589945), (504, 1362810), (540, 1271956), (560, 1226529), (630, 1090248), (720, 953967), (756, 908540), (840, 817686), (945, 726832), (1008, 681405), (1080, 635978), (1260, 545124), (1512, 454270), (1680, 408843), (1890, 363416), (2160, 317989), (2520, 272562), (3024, 227135), (3780, 181708), (5040, 136281), (7560, 90854), (15120, 45427)]