489490560

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2179}}^1$

素因数の和:2220

約数の個数: 256

約数和(自身を含む): 1867824000

約数和(自身を除く): 1378333440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1404, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2160, 2179, 2340, 2496, 2808, 2880, 3120, 3456, 3510, 3744, 4160, 4320, 4358, 4680, 4992, 5616, 5760, 6240, 6537, 7020, 7488, 8320, 8640, 8716, 9360, 10895, 11232, 12480, 13074, 14040, 14976, 17280, 17432, 18720, 19611, 21790, 22464, 24960, 26148, 28080, 28327, 32685, 34864, 37440, 39222, 43580, 44928, 52296, 56160, 56654, 58833, 65370, 69728, 74880, 78444, 84981, 87160, 98055, 104592, 112320, 113308, 117666, 130740, 139456, 141635, 156888, 169962, 174320, 196110, 209184, 224640, 226616, 235332, 254943, 261480, 278912, 283270, 294165, 313776, 339924, 348640, 392220, 418368, 424905, 453232, 470664, 509886, 522960, 566540, 588330, 627552, 679848, 697280, 764829, 784440, 836736, 849810, 906464, 941328, 1019772, 1045920, 1133080, 1176660, 1255104, 1274715, 1359696, 1394560, 1529658, 1568880, 1699620, 1812928, 1882656, 2039544, 2091840, 2266160, 2353320, 2510208, 2549430, 2719392, 3059316, 3137760, 3399240, 3625856, 3765312, 3824145, 4079088, 4183680, 4532320, 4706640, 5098860, 5438784, 6118632, 6275520, 6798480, 7530624, 7648290, 8158176, 9064640, 9413280, 10197720, 10877568, 12237264, 12551040, 13596960, 15296580, 16316352, 18129280, 18826560, 20395440, 24474528, 27193920, 30593160, 32632704, 37653120, 40790880, 48949056, 54387840, 61186320, 81581760, 97898112, 122372640, 163163520, 244745280, 489490560]

約数ペア:

[(1, 489490560), (2, 244745280), (3, 163163520), (4, 122372640), (5, 97898112), (6, 81581760), (8, 61186320), (9, 54387840), (10, 48949056), (12, 40790880), (13, 37653120), (15, 32632704), (16, 30593160), (18, 27193920), (20, 24474528), (24, 20395440), (26, 18826560), (27, 18129280), (30, 16316352), (32, 15296580), (36, 13596960), (39, 12551040), (40, 12237264), (45, 10877568), (48, 10197720), (52, 9413280), (54, 9064640), (60, 8158176), (64, 7648290), (65, 7530624), (72, 6798480), (78, 6275520), (80, 6118632), (90, 5438784), (96, 5098860), (104, 4706640), (108, 4532320), (117, 4183680), (120, 4079088), (128, 3824145), (130, 3765312), (135, 3625856), (144, 3399240), (156, 3137760), (160, 3059316), (180, 2719392), (192, 2549430), (195, 2510208), (208, 2353320), (216, 2266160), (234, 2091840), (240, 2039544), (260, 1882656), (270, 1812928), (288, 1699620), (312, 1568880), (320, 1529658), (351, 1394560), (360, 1359696), (384, 1274715), (390, 1255104), (416, 1176660), (432, 1133080), (468, 1045920), (480, 1019772), (520, 941328), (540, 906464), (576, 849810), (585, 836736), (624, 784440), (640, 764829), (702, 697280), (720, 679848), (780, 627552), (832, 588330), (864, 566540), (936, 522960), (960, 509886), (1040, 470664), (1080, 453232), (1152, 424905), (1170, 418368), (1248, 392220), (1404, 348640), (1440, 339924), (1560, 313776), (1664, 294165), (1728, 283270), (1755, 278912), (1872, 261480), (1920, 254943), (2080, 235332), (2160, 226616), (2179, 224640), (2340, 209184), (2496, 196110), (2808, 174320), (2880, 169962), (3120, 156888), (3456, 141635), (3510, 139456), (3744, 130740), (4160, 117666), (4320, 113308), (4358, 112320), (4680, 104592), (4992, 98055), (5616, 87160), (5760, 84981), (6240, 78444), (6537, 74880), (7020, 69728), (7488, 65370), (8320, 58833), (8640, 56654), (8716, 56160), (9360, 52296), (10895, 44928), (11232, 43580), (12480, 39222), (13074, 37440), (14040, 34864), (14976, 32685), (17280, 28327), (17432, 28080), (18720, 26148), (19611, 24960), (21790, 22464)]