13320720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{881}}^1$

素因数の和:910

約数の個数: 160

約数和(自身を含む): 52496640

約数和(自身を除く): 39175920

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, 881, 945, 1008, 1080, 1260, 1512, 1680, 1762, 1890, 2160, 2520, 2643, 3024, 3524, 3780, 4405, 5040, 5286, 6167, 7048, 7560, 7929, 8810, 10572, 12334, 13215, 14096, 15120, 15858, 17620, 18501, 21144, 23787, 24668, 26430, 30835, 31716, 35240, 37002, 39645, 42288, 47574, 49336, 52860, 55503, 61670, 63432, 70480, 74004, 79290, 92505, 95148, 98672, 105720, 111006, 118935, 123340, 126864, 148008, 158580, 166509, 185010, 190296, 211440, 222012, 237870, 246680, 277515, 296016, 317160, 333018, 370020, 380592, 444024, 475740, 493360, 555030, 634320, 666036, 740040, 832545, 888048, 951480, 1110060, 1332072, 1480080, 1665090, 1902960, 2220120, 2664144, 3330180, 4440240, 6660360, 13320720]

約数ペア:

[(1, 13320720), (2, 6660360), (3, 4440240), (4, 3330180), (5, 2664144), (6, 2220120), (7, 1902960), (8, 1665090), (9, 1480080), (10, 1332072), (12, 1110060), (14, 951480), (15, 888048), (16, 832545), (18, 740040), (20, 666036), (21, 634320), (24, 555030), (27, 493360), (28, 475740), (30, 444024), (35, 380592), (36, 370020), (40, 333018), (42, 317160), (45, 296016), (48, 277515), (54, 246680), (56, 237870), (60, 222012), (63, 211440), (70, 190296), (72, 185010), (80, 166509), (84, 158580), (90, 148008), (105, 126864), (108, 123340), (112, 118935), (120, 111006), (126, 105720), (135, 98672), (140, 95148), (144, 92505), (168, 79290), (180, 74004), (189, 70480), (210, 63432), (216, 61670), (240, 55503), (252, 52860), (270, 49336), (280, 47574), (315, 42288), (336, 39645), (360, 37002), (378, 35240), (420, 31716), (432, 30835), (504, 26430), (540, 24668), (560, 23787), (630, 21144), (720, 18501), (756, 17620), (840, 15858), (881, 15120), (945, 14096), (1008, 13215), (1080, 12334), (1260, 10572), (1512, 8810), (1680, 7929), (1762, 7560), (1890, 7048), (2160, 6167), (2520, 5286), (2643, 5040), (3024, 4405), (3524, 3780)]