1276753920

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 384

約数和(自身を含む): 4623091200

約数和(自身を除く): 3346337280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 64, 65, 69, 78, 80, 92, 96, 104, 115, 120, 128, 130, 138, 139, 156, 160, 184, 192, 195, 208, 230, 240, 256, 260, 276, 278, 299, 312, 320, 345, 368, 384, 390, 416, 417, 460, 480, 512, 520, 552, 556, 598, 624, 640, 690, 695, 736, 768, 780, 832, 834, 897, 920, 960, 1024, 1040, 1104, 1112, 1196, 1248, 1280, 1380, 1390, 1472, 1495, 1536, 1560, 1664, 1668, 1794, 1807, 1840, 1920, 2048, 2080, 2085, 2208, 2224, 2392, 2496, 2560, 2760, 2780, 2944, 2990, 3072, 3120, 3197, 3328, 3336, 3588, 3614, 3680, 3840, 4160, 4170, 4416, 4448, 4485, 4784, 4992, 5120, 5421, 5520, 5560, 5888, 5980, 6144, 6240, 6394, 6656, 6672, 7176, 7228, 7360, 7680, 8320, 8340, 8832, 8896, 8970, 9035, 9568, 9591, 9984, 10240, 10842, 11040, 11120, 11776, 11960, 12480, 12788, 13312, 13344, 14352, 14456, 14720, 15360, 15985, 16640, 16680, 17664, 17792, 17940, 18070, 19136, 19182, 19968, 21684, 22080, 22240, 23552, 23920, 24960, 25576, 26624, 26688, 27105, 28704, 28912, 29440, 30720, 31970, 33280, 33360, 35328, 35584, 35880, 36140, 38272, 38364, 39936, 41561, 43368, 44160, 44480, 47104, 47840, 47955, 49920, 51152, 53376, 54210, 57408, 57824, 58880, 63940, 66560, 66720, 70656, 71168, 71760, 72280, 76544, 76728, 79872, 83122, 86736, 88320, 88960, 95680, 95910, 99840, 102304, 106752, 108420, 114816, 115648, 117760, 124683, 127880, 133120, 133440, 141312, 142336, 143520, 144560, 153088, 153456, 166244, 173472, 176640, 177920, 191360, 191820, 199680, 204608, 207805, 213504, 216840, 229632, 231296, 235520, 249366, 255760, 266880, 284672, 287040, 289120, 306176, 306912, 332488, 346944, 353280, 355840, 382720, 383640, 399360, 409216, 415610, 427008, 433680, 459264, 462592, 498732, 511520, 533760, 574080, 578240, 612352, 613824, 623415, 664976, 693888, 706560, 711680, 765440, 767280, 818432, 831220, 854016, 867360, 918528, 925184, 997464, 1023040, 1067520, 1148160, 1156480, 1227648, 1246830, 1329952, 1387776, 1423360, 1530880, 1534560, 1636864, 1662440, 1734720, 1837056, 1850368, 1994928, 2046080, 2135040, 2296320, 2312960, 2455296, 2493660, 2659904, 2775552, 3061760, 3069120, 3273728, 3324880, 3469440, 3700736, 3989856, 4092160, 4270080, 4592640, 4625920, 4910592, 4987320, 5319808, 5551104, 6138240, 6547456, 6649760, 6938880, 7979712, 8184320, 9185280, 9251840, 9821184, 9974640, 10639616, 11102208, 12276480, 13299520, 13877760, 15959424, 16368640, 18503680, 19642368, 19949280, 21279232, 24552960, 26599040, 27755520, 31918848, 32737280, 39898560, 42558464, 49105920, 53198080, 55511040, 63837696, 79797120, 85116928, 98211840, 106396160, 127675392, 159594240, 212792320, 255350784, 319188480, 425584640, 638376960, 1276753920]

約数ペア:

[(1, 1276753920), (2, 638376960), (3, 425584640), (4, 319188480), (5, 255350784), (6, 212792320), (8, 159594240), (10, 127675392), (12, 106396160), (13, 98211840), (15, 85116928), (16, 79797120), (20, 63837696), (23, 55511040), (24, 53198080), (26, 49105920), (30, 42558464), (32, 39898560), (39, 32737280), (40, 31918848), (46, 27755520), (48, 26599040), (52, 24552960), (60, 21279232), (64, 19949280), (65, 19642368), (69, 18503680), (78, 16368640), (80, 15959424), (92, 13877760), (96, 13299520), (104, 12276480), (115, 11102208), (120, 10639616), (128, 9974640), (130, 9821184), (138, 9251840), (139, 9185280), (156, 8184320), (160, 7979712), (184, 6938880), (192, 6649760), (195, 6547456), (208, 6138240), (230, 5551104), (240, 5319808), (256, 4987320), (260, 4910592), (276, 4625920), (278, 4592640), (299, 4270080), (312, 4092160), (320, 3989856), (345, 3700736), (368, 3469440), (384, 3324880), (390, 3273728), (416, 3069120), (417, 3061760), (460, 2775552), (480, 2659904), (512, 2493660), (520, 2455296), (552, 2312960), (556, 2296320), (598, 2135040), (624, 2046080), (640, 1994928), (690, 1850368), (695, 1837056), (736, 1734720), (768, 1662440), (780, 1636864), (832, 1534560), (834, 1530880), (897, 1423360), (920, 1387776), (960, 1329952), (1024, 1246830), (1040, 1227648), (1104, 1156480), (1112, 1148160), (1196, 1067520), (1248, 1023040), (1280, 997464), (1380, 925184), (1390, 918528), (1472, 867360), (1495, 854016), (1536, 831220), (1560, 818432), (1664, 767280), (1668, 765440), (1794, 711680), (1807, 706560), (1840, 693888), (1920, 664976), (2048, 623415), (2080, 613824), (2085, 612352), (2208, 578240), (2224, 574080), (2392, 533760), (2496, 511520), (2560, 498732), (2760, 462592), (2780, 459264), (2944, 433680), (2990, 427008), (3072, 415610), (3120, 409216), (3197, 399360), (3328, 383640), (3336, 382720), (3588, 355840), (3614, 353280), (3680, 346944), (3840, 332488), (4160, 306912), (4170, 306176), (4416, 289120), (4448, 287040), (4485, 284672), (4784, 266880), (4992, 255760), (5120, 249366), (5421, 235520), (5520, 231296), (5560, 229632), (5888, 216840), (5980, 213504), (6144, 207805), (6240, 204608), (6394, 199680), (6656, 191820), (6672, 191360), (7176, 177920), (7228, 176640), (7360, 173472), (7680, 166244), (8320, 153456), (8340, 153088), (8832, 144560), (8896, 143520), (8970, 142336), (9035, 141312), (9568, 133440), (9591, 133120), (9984, 127880), (10240, 124683), (10842, 117760), (11040, 115648), (11120, 114816), (11776, 108420), (11960, 106752), (12480, 102304), (12788, 99840), (13312, 95910), (13344, 95680), (14352, 88960), (14456, 88320), (14720, 86736), (15360, 83122), (15985, 79872), (16640, 76728), (16680, 76544), (17664, 72280), (17792, 71760), (17940, 71168), (18070, 70656), (19136, 66720), (19182, 66560), (19968, 63940), (21684, 58880), (22080, 57824), (22240, 57408), (23552, 54210), (23920, 53376), (24960, 51152), (25576, 49920), (26624, 47955), (26688, 47840), (27105, 47104), (28704, 44480), (28912, 44160), (29440, 43368), (30720, 41561), (31970, 39936), (33280, 38364), (33360, 38272), (35328, 36140), (35584, 35880)]