1340388480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:411

約数の個数: 256

約数和(自身を含む): 4512153600

約数和(自身を除く): 3171765120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 127, 128, 138, 160, 184, 192, 230, 239, 240, 254, 276, 320, 345, 368, 381, 384, 460, 478, 480, 508, 552, 635, 640, 690, 717, 736, 762, 920, 956, 960, 1016, 1104, 1195, 1270, 1380, 1434, 1472, 1524, 1840, 1905, 1912, 1920, 2032, 2208, 2390, 2540, 2760, 2868, 2921, 2944, 3048, 3585, 3680, 3810, 3824, 4064, 4416, 4780, 5080, 5497, 5520, 5736, 5842, 6096, 7170, 7360, 7620, 7648, 8128, 8763, 8832, 9560, 10160, 10994, 11040, 11472, 11684, 12192, 14340, 14605, 14720, 15240, 15296, 16256, 16491, 17526, 19120, 20320, 21988, 22080, 22944, 23368, 24384, 27485, 28680, 29210, 30353, 30480, 30592, 32982, 35052, 38240, 40640, 43815, 43976, 44160, 45888, 46736, 48768, 54970, 57360, 58420, 60706, 60960, 65964, 70104, 76480, 81280, 82455, 87630, 87952, 91059, 91776, 93472, 109940, 114720, 116840, 121412, 121920, 131928, 140208, 151765, 152960, 164910, 175260, 175904, 182118, 186944, 219880, 229440, 233680, 242824, 243840, 263856, 280416, 303530, 329820, 350520, 351808, 364236, 373888, 439760, 455295, 458880, 467360, 485648, 527712, 560832, 607060, 659640, 698119, 701040, 703616, 728472, 879520, 910590, 934720, 971296, 1055424, 1121664, 1214120, 1319280, 1396238, 1402080, 1456944, 1759040, 1821180, 1869440, 1942592, 2094357, 2110848, 2428240, 2638560, 2792476, 2804160, 2913888, 3490595, 3518080, 3642360, 3885184, 4188714, 4856480, 5277120, 5584952, 5608320, 5827776, 6981190, 7284720, 8377428, 9712960, 10471785, 10554240, 11169904, 11655552, 13962380, 14569440, 16754856, 19425920, 20943570, 22339808, 27924760, 29138880, 33509712, 41887140, 44679616, 55849520, 58277760, 67019424, 83774280, 89359232, 111699040, 134038848, 167548560, 223398080, 268077696, 335097120, 446796160, 670194240, 1340388480]

約数ペア:

[(1, 1340388480), (2, 670194240), (3, 446796160), (4, 335097120), (5, 268077696), (6, 223398080), (8, 167548560), (10, 134038848), (12, 111699040), (15, 89359232), (16, 83774280), (20, 67019424), (23, 58277760), (24, 55849520), (30, 44679616), (32, 41887140), (40, 33509712), (46, 29138880), (48, 27924760), (60, 22339808), (64, 20943570), (69, 19425920), (80, 16754856), (92, 14569440), (96, 13962380), (115, 11655552), (120, 11169904), (127, 10554240), (128, 10471785), (138, 9712960), (160, 8377428), (184, 7284720), (192, 6981190), (230, 5827776), (239, 5608320), (240, 5584952), (254, 5277120), (276, 4856480), (320, 4188714), (345, 3885184), (368, 3642360), (381, 3518080), (384, 3490595), (460, 2913888), (478, 2804160), (480, 2792476), (508, 2638560), (552, 2428240), (635, 2110848), (640, 2094357), (690, 1942592), (717, 1869440), (736, 1821180), (762, 1759040), (920, 1456944), (956, 1402080), (960, 1396238), (1016, 1319280), (1104, 1214120), (1195, 1121664), (1270, 1055424), (1380, 971296), (1434, 934720), (1472, 910590), (1524, 879520), (1840, 728472), (1905, 703616), (1912, 701040), (1920, 698119), (2032, 659640), (2208, 607060), (2390, 560832), (2540, 527712), (2760, 485648), (2868, 467360), (2921, 458880), (2944, 455295), (3048, 439760), (3585, 373888), (3680, 364236), (3810, 351808), (3824, 350520), (4064, 329820), (4416, 303530), (4780, 280416), (5080, 263856), (5497, 243840), (5520, 242824), (5736, 233680), (5842, 229440), (6096, 219880), (7170, 186944), (7360, 182118), (7620, 175904), (7648, 175260), (8128, 164910), (8763, 152960), (8832, 151765), (9560, 140208), (10160, 131928), (10994, 121920), (11040, 121412), (11472, 116840), (11684, 114720), (12192, 109940), (14340, 93472), (14605, 91776), (14720, 91059), (15240, 87952), (15296, 87630), (16256, 82455), (16491, 81280), (17526, 76480), (19120, 70104), (20320, 65964), (21988, 60960), (22080, 60706), (22944, 58420), (23368, 57360), (24384, 54970), (27485, 48768), (28680, 46736), (29210, 45888), (30353, 44160), (30480, 43976), (30592, 43815), (32982, 40640), (35052, 38240)]