240120720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{15881}}^1$

素因数の和:15910

約数の個数: 160

約数和(自身を含む): 945296640

約数和(自身を除く): 705175920

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, 15881, 31762, 47643, 63524, 79405, 95286, 111167, 127048, 142929, 158810, 190572, 222334, 238215, 254096, 285858, 317620, 333501, 381144, 428787, 444668, 476430, 555835, 571716, 635240, 667002, 714645, 762288, 857574, 889336, 952860, 1000503, 1111670, 1143432, 1270480, 1334004, 1429290, 1667505, 1715148, 1778672, 1905720, 2001006, 2143935, 2223340, 2286864, 2668008, 2858580, 3001509, 3335010, 3430296, 3811440, 4002012, 4287870, 4446680, 5002515, 5336016, 5717160, 6003018, 6670020, 6860592, 8004024, 8575740, 8893360, 10005030, 11434320, 12006036, 13340040, 15007545, 16008048, 17151480, 20010060, 24012072, 26680080, 30015090, 34302960, 40020120, 48024144, 60030180, 80040240, 120060360, 240120720]

約数ペア:

[(1, 240120720), (2, 120060360), (3, 80040240), (4, 60030180), (5, 48024144), (6, 40020120), (7, 34302960), (8, 30015090), (9, 26680080), (10, 24012072), (12, 20010060), (14, 17151480), (15, 16008048), (16, 15007545), (18, 13340040), (20, 12006036), (21, 11434320), (24, 10005030), (27, 8893360), (28, 8575740), (30, 8004024), (35, 6860592), (36, 6670020), (40, 6003018), (42, 5717160), (45, 5336016), (48, 5002515), (54, 4446680), (56, 4287870), (60, 4002012), (63, 3811440), (70, 3430296), (72, 3335010), (80, 3001509), (84, 2858580), (90, 2668008), (105, 2286864), (108, 2223340), (112, 2143935), (120, 2001006), (126, 1905720), (135, 1778672), (140, 1715148), (144, 1667505), (168, 1429290), (180, 1334004), (189, 1270480), (210, 1143432), (216, 1111670), (240, 1000503), (252, 952860), (270, 889336), (280, 857574), (315, 762288), (336, 714645), (360, 667002), (378, 635240), (420, 571716), (432, 555835), (504, 476430), (540, 444668), (560, 428787), (630, 381144), (720, 333501), (756, 317620), (840, 285858), (945, 254096), (1008, 238215), (1080, 222334), (1260, 190572), (1512, 158810), (1680, 142929), (1890, 127048), (2160, 111167), (2520, 95286), (3024, 79405), (3780, 63524), (5040, 47643), (7560, 31762), (15120, 15881)]