639155520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7159}}^1$

素因数の和:7213

約数の個数: 168

約数和(自身を含む): 2269662720

約数和(自身を除く): 1630507200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 465, 480, 496, 558, 576, 620, 720, 744, 930, 960, 992, 1116, 1240, 1395, 1440, 1488, 1860, 1984, 2232, 2480, 2790, 2880, 2976, 3720, 4464, 4960, 5580, 5952, 7159, 7440, 8928, 9920, 11160, 14318, 14880, 17856, 21477, 22320, 28636, 29760, 35795, 42954, 44640, 57272, 64431, 71590, 85908, 89280, 107385, 114544, 128862, 143180, 171816, 214770, 221929, 229088, 257724, 286360, 322155, 343632, 429540, 443858, 458176, 515448, 572720, 644310, 665787, 687264, 859080, 887716, 1030896, 1109645, 1145440, 1288620, 1331574, 1374528, 1718160, 1775432, 1997361, 2061792, 2219290, 2290880, 2577240, 2663148, 3328935, 3436320, 3550864, 3994722, 4123584, 4438580, 5154480, 5326296, 6657870, 6872640, 7101728, 7989444, 8877160, 9986805, 10308960, 10652592, 13315740, 14203456, 15978888, 17754320, 19973610, 20617920, 21305184, 26631480, 31957776, 35508640, 39947220, 42610368, 53262960, 63915552, 71017280, 79894440, 106525920, 127831104, 159788880, 213051840, 319577760, 639155520]

約数ペア:

[(1, 639155520), (2, 319577760), (3, 213051840), (4, 159788880), (5, 127831104), (6, 106525920), (8, 79894440), (9, 71017280), (10, 63915552), (12, 53262960), (15, 42610368), (16, 39947220), (18, 35508640), (20, 31957776), (24, 26631480), (30, 21305184), (31, 20617920), (32, 19973610), (36, 17754320), (40, 15978888), (45, 14203456), (48, 13315740), (60, 10652592), (62, 10308960), (64, 9986805), (72, 8877160), (80, 7989444), (90, 7101728), (93, 6872640), (96, 6657870), (120, 5326296), (124, 5154480), (144, 4438580), (155, 4123584), (160, 3994722), (180, 3550864), (186, 3436320), (192, 3328935), (240, 2663148), (248, 2577240), (279, 2290880), (288, 2219290), (310, 2061792), (320, 1997361), (360, 1775432), (372, 1718160), (465, 1374528), (480, 1331574), (496, 1288620), (558, 1145440), (576, 1109645), (620, 1030896), (720, 887716), (744, 859080), (930, 687264), (960, 665787), (992, 644310), (1116, 572720), (1240, 515448), (1395, 458176), (1440, 443858), (1488, 429540), (1860, 343632), (1984, 322155), (2232, 286360), (2480, 257724), (2790, 229088), (2880, 221929), (2976, 214770), (3720, 171816), (4464, 143180), (4960, 128862), (5580, 114544), (5952, 107385), (7159, 89280), (7440, 85908), (8928, 71590), (9920, 64431), (11160, 57272), (14318, 44640), (14880, 42954), (17856, 35795), (21477, 29760), (22320, 28636)]