489060720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{881}}^1$

素因数の和:1160

約数の個数: 160

約数和(自身を含む): 1693016640

約数和(自身を除く): 1203955920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 257, 270, 360, 432, 514, 540, 720, 771, 881, 1028, 1080, 1285, 1542, 1762, 2056, 2160, 2313, 2570, 2643, 3084, 3524, 3855, 4112, 4405, 4626, 5140, 5286, 6168, 6939, 7048, 7710, 7929, 8810, 9252, 10280, 10572, 11565, 12336, 13215, 13878, 14096, 15420, 15858, 17620, 18504, 20560, 21144, 23130, 23787, 26430, 27756, 30840, 31716, 34695, 35240, 37008, 39645, 42288, 46260, 47574, 52860, 55512, 61680, 63432, 69390, 70480, 79290, 92520, 95148, 105720, 111024, 118935, 126864, 138780, 158580, 185040, 190296, 211440, 226417, 237870, 277560, 317160, 380592, 452834, 475740, 555120, 634320, 679251, 905668, 951480, 1132085, 1358502, 1811336, 1902960, 2037753, 2264170, 2717004, 3396255, 3622672, 4075506, 4528340, 5434008, 6113259, 6792510, 8151012, 9056680, 10188765, 10868016, 12226518, 13585020, 16302024, 18113360, 20377530, 24453036, 27170040, 30566295, 32604048, 40755060, 48906072, 54340080, 61132590, 81510120, 97812144, 122265180, 163020240, 244530360, 489060720]

約数ペア:

[(1, 489060720), (2, 244530360), (3, 163020240), (4, 122265180), (5, 97812144), (6, 81510120), (8, 61132590), (9, 54340080), (10, 48906072), (12, 40755060), (15, 32604048), (16, 30566295), (18, 27170040), (20, 24453036), (24, 20377530), (27, 18113360), (30, 16302024), (36, 13585020), (40, 12226518), (45, 10868016), (48, 10188765), (54, 9056680), (60, 8151012), (72, 6792510), (80, 6113259), (90, 5434008), (108, 4528340), (120, 4075506), (135, 3622672), (144, 3396255), (180, 2717004), (216, 2264170), (240, 2037753), (257, 1902960), (270, 1811336), (360, 1358502), (432, 1132085), (514, 951480), (540, 905668), (720, 679251), (771, 634320), (881, 555120), (1028, 475740), (1080, 452834), (1285, 380592), (1542, 317160), (1762, 277560), (2056, 237870), (2160, 226417), (2313, 211440), (2570, 190296), (2643, 185040), (3084, 158580), (3524, 138780), (3855, 126864), (4112, 118935), (4405, 111024), (4626, 105720), (5140, 95148), (5286, 92520), (6168, 79290), (6939, 70480), (7048, 69390), (7710, 63432), (7929, 61680), (8810, 55512), (9252, 52860), (10280, 47574), (10572, 46260), (11565, 42288), (12336, 39645), (13215, 37008), (13878, 35240), (14096, 34695), (15420, 31716), (15858, 30840), (17620, 27756), (18504, 26430), (20560, 23787), (21144, 23130)]