254328480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1097}}^1$

素因数の和:1148

約数の個数: 288

約数和(自身を含む): 1035949824

約数和(自身を除く): 781621344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 96, 105, 112, 115, 120, 126, 138, 140, 144, 160, 161, 168, 180, 184, 207, 210, 224, 230, 240, 252, 276, 280, 288, 315, 322, 336, 345, 360, 368, 414, 420, 460, 480, 483, 504, 552, 560, 630, 644, 672, 690, 720, 736, 805, 828, 840, 920, 966, 1008, 1035, 1097, 1104, 1120, 1260, 1288, 1380, 1440, 1449, 1610, 1656, 1680, 1840, 1932, 2016, 2070, 2194, 2208, 2415, 2520, 2576, 2760, 2898, 3220, 3291, 3312, 3360, 3680, 3864, 4140, 4388, 4830, 5040, 5152, 5485, 5520, 5796, 6440, 6582, 6624, 7245, 7679, 7728, 8280, 8776, 9660, 9873, 10080, 10970, 11040, 11592, 12880, 13164, 14490, 15358, 15456, 16455, 16560, 17552, 19320, 19746, 21940, 23037, 23184, 25231, 25760, 26328, 28980, 30716, 32910, 33120, 35104, 38395, 38640, 39492, 43880, 46074, 46368, 49365, 50462, 52656, 57960, 61432, 65820, 69111, 75693, 76790, 77280, 78984, 87760, 92148, 98730, 100924, 105312, 115185, 115920, 122864, 126155, 131640, 138222, 151386, 153580, 157968, 175520, 176617, 184296, 197460, 201848, 227079, 230370, 231840, 245728, 252310, 263280, 276444, 302772, 307160, 315936, 345555, 353234, 368592, 378465, 394920, 403696, 454158, 460740, 504620, 526560, 529851, 552888, 605544, 614320, 691110, 706468, 737184, 756930, 789840, 807392, 883085, 908316, 921480, 1009240, 1059702, 1105776, 1135395, 1211088, 1228640, 1382220, 1412936, 1513860, 1579680, 1589553, 1766170, 1816632, 1842960, 2018480, 2119404, 2211552, 2270790, 2422176, 2649255, 2764440, 2825872, 3027720, 3179106, 3532340, 3633264, 3685920, 4036960, 4238808, 4541580, 5298510, 5528880, 5651744, 6055440, 6358212, 7064680, 7266528, 7947765, 8477616, 9083160, 10597020, 11057760, 12110880, 12716424, 14129360, 15895530, 16955232, 18166320, 21194040, 25432848, 28258720, 31791060, 36332640, 42388080, 50865696, 63582120, 84776160, 127164240, 254328480]

約数ペア:

[(1, 254328480), (2, 127164240), (3, 84776160), (4, 63582120), (5, 50865696), (6, 42388080), (7, 36332640), (8, 31791060), (9, 28258720), (10, 25432848), (12, 21194040), (14, 18166320), (15, 16955232), (16, 15895530), (18, 14129360), (20, 12716424), (21, 12110880), (23, 11057760), (24, 10597020), (28, 9083160), (30, 8477616), (32, 7947765), (35, 7266528), (36, 7064680), (40, 6358212), (42, 6055440), (45, 5651744), (46, 5528880), (48, 5298510), (56, 4541580), (60, 4238808), (63, 4036960), (69, 3685920), (70, 3633264), (72, 3532340), (80, 3179106), (84, 3027720), (90, 2825872), (92, 2764440), (96, 2649255), (105, 2422176), (112, 2270790), (115, 2211552), (120, 2119404), (126, 2018480), (138, 1842960), (140, 1816632), (144, 1766170), (160, 1589553), (161, 1579680), (168, 1513860), (180, 1412936), (184, 1382220), (207, 1228640), (210, 1211088), (224, 1135395), (230, 1105776), (240, 1059702), (252, 1009240), (276, 921480), (280, 908316), (288, 883085), (315, 807392), (322, 789840), (336, 756930), (345, 737184), (360, 706468), (368, 691110), (414, 614320), (420, 605544), (460, 552888), (480, 529851), (483, 526560), (504, 504620), (552, 460740), (560, 454158), (630, 403696), (644, 394920), (672, 378465), (690, 368592), (720, 353234), (736, 345555), (805, 315936), (828, 307160), (840, 302772), (920, 276444), (966, 263280), (1008, 252310), (1035, 245728), (1097, 231840), (1104, 230370), (1120, 227079), (1260, 201848), (1288, 197460), (1380, 184296), (1440, 176617), (1449, 175520), (1610, 157968), (1656, 153580), (1680, 151386), (1840, 138222), (1932, 131640), (2016, 126155), (2070, 122864), (2194, 115920), (2208, 115185), (2415, 105312), (2520, 100924), (2576, 98730), (2760, 92148), (2898, 87760), (3220, 78984), (3291, 77280), (3312, 76790), (3360, 75693), (3680, 69111), (3864, 65820), (4140, 61432), (4388, 57960), (4830, 52656), (5040, 50462), (5152, 49365), (5485, 46368), (5520, 46074), (5796, 43880), (6440, 39492), (6582, 38640), (6624, 38395), (7245, 35104), (7679, 33120), (7728, 32910), (8280, 30716), (8776, 28980), (9660, 26328), (9873, 25760), (10080, 25231), (10970, 23184), (11040, 23037), (11592, 21940), (12880, 19746), (13164, 19320), (14490, 17552), (15358, 16560), (15456, 16455)]