280642560

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{151}}^1$

素因数の和:201

約数の個数: 264

約数和(自身を含む): 993171648

約数和(自身を除く): 712529088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 121, 128, 132, 151, 160, 165, 176, 192, 220, 240, 242, 256, 264, 302, 320, 330, 352, 363, 384, 440, 453, 480, 484, 512, 528, 604, 605, 640, 660, 704, 726, 755, 768, 880, 906, 960, 968, 1024, 1056, 1208, 1210, 1280, 1320, 1408, 1452, 1510, 1536, 1661, 1760, 1812, 1815, 1920, 1936, 2112, 2265, 2416, 2420, 2560, 2640, 2816, 2904, 3020, 3072, 3322, 3520, 3624, 3630, 3840, 3872, 4224, 4530, 4832, 4840, 4983, 5120, 5280, 5632, 5808, 6040, 6644, 7040, 7248, 7260, 7680, 7744, 8305, 8448, 9060, 9664, 9680, 9966, 10560, 11264, 11616, 12080, 13288, 14080, 14496, 14520, 15360, 15488, 16610, 16896, 18120, 18271, 19328, 19360, 19932, 21120, 23232, 24160, 24915, 26576, 28160, 28992, 29040, 30976, 33220, 33792, 36240, 36542, 38656, 38720, 39864, 42240, 46464, 48320, 49830, 53152, 54813, 56320, 57984, 58080, 61952, 66440, 72480, 73084, 77312, 77440, 79728, 84480, 91355, 92928, 96640, 99660, 106304, 109626, 115968, 116160, 123904, 132880, 144960, 146168, 154624, 154880, 159456, 168960, 182710, 185856, 193280, 199320, 212608, 219252, 231936, 232320, 265760, 274065, 289920, 292336, 309760, 318912, 365420, 371712, 386560, 398640, 425216, 438504, 463872, 464640, 531520, 548130, 579840, 584672, 619520, 637824, 730840, 773120, 797280, 850432, 877008, 929280, 1063040, 1096260, 1159680, 1169344, 1275648, 1461680, 1594560, 1700864, 1754016, 1858560, 2126080, 2192520, 2319360, 2338688, 2551296, 2923360, 3189120, 3508032, 4252160, 4385040, 4677376, 5102592, 5846720, 6378240, 7016064, 8504320, 8770080, 9354752, 11693440, 12756480, 14032128, 17540160, 18709504, 23386880, 25512960, 28064256, 35080320, 46773760, 56128512, 70160640, 93547520, 140321280, 280642560]

約数ペア:

[(1, 280642560), (2, 140321280), (3, 93547520), (4, 70160640), (5, 56128512), (6, 46773760), (8, 35080320), (10, 28064256), (11, 25512960), (12, 23386880), (15, 18709504), (16, 17540160), (20, 14032128), (22, 12756480), (24, 11693440), (30, 9354752), (32, 8770080), (33, 8504320), (40, 7016064), (44, 6378240), (48, 5846720), (55, 5102592), (60, 4677376), (64, 4385040), (66, 4252160), (80, 3508032), (88, 3189120), (96, 2923360), (110, 2551296), (120, 2338688), (121, 2319360), (128, 2192520), (132, 2126080), (151, 1858560), (160, 1754016), (165, 1700864), (176, 1594560), (192, 1461680), (220, 1275648), (240, 1169344), (242, 1159680), (256, 1096260), (264, 1063040), (302, 929280), (320, 877008), (330, 850432), (352, 797280), (363, 773120), (384, 730840), (440, 637824), (453, 619520), (480, 584672), (484, 579840), (512, 548130), (528, 531520), (604, 464640), (605, 463872), (640, 438504), (660, 425216), (704, 398640), (726, 386560), (755, 371712), (768, 365420), (880, 318912), (906, 309760), (960, 292336), (968, 289920), (1024, 274065), (1056, 265760), (1208, 232320), (1210, 231936), (1280, 219252), (1320, 212608), (1408, 199320), (1452, 193280), (1510, 185856), (1536, 182710), (1661, 168960), (1760, 159456), (1812, 154880), (1815, 154624), (1920, 146168), (1936, 144960), (2112, 132880), (2265, 123904), (2416, 116160), (2420, 115968), (2560, 109626), (2640, 106304), (2816, 99660), (2904, 96640), (3020, 92928), (3072, 91355), (3322, 84480), (3520, 79728), (3624, 77440), (3630, 77312), (3840, 73084), (3872, 72480), (4224, 66440), (4530, 61952), (4832, 58080), (4840, 57984), (4983, 56320), (5120, 54813), (5280, 53152), (5632, 49830), (5808, 48320), (6040, 46464), (6644, 42240), (7040, 39864), (7248, 38720), (7260, 38656), (7680, 36542), (7744, 36240), (8305, 33792), (8448, 33220), (9060, 30976), (9664, 29040), (9680, 28992), (9966, 28160), (10560, 26576), (11264, 24915), (11616, 24160), (12080, 23232), (13288, 21120), (14080, 19932), (14496, 19360), (14520, 19328), (15360, 18271), (15488, 18120), (16610, 16896)]