1081200640

素因数分解:

$2^{12}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:204

約数の個数: 208

約数和(自身を含む): 2906297856

約数和(自身を除く): 1825097216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 131, 155, 160, 208, 248, 256, 260, 262, 310, 320, 403, 416, 496, 512, 520, 524, 620, 640, 655, 806, 832, 992, 1024, 1040, 1048, 1240, 1280, 1310, 1612, 1664, 1703, 1984, 2015, 2048, 2080, 2096, 2480, 2560, 2620, 3224, 3328, 3406, 3968, 4030, 4061, 4096, 4160, 4192, 4960, 5120, 5240, 6448, 6656, 6812, 7936, 8060, 8122, 8320, 8384, 8515, 9920, 10240, 10480, 12896, 13312, 13624, 15872, 16120, 16244, 16640, 16768, 17030, 19840, 20305, 20480, 20960, 25792, 26624, 27248, 31744, 32240, 32488, 33280, 33536, 34060, 39680, 40610, 41920, 51584, 52793, 53248, 54496, 63488, 64480, 64976, 66560, 67072, 68120, 79360, 81220, 83840, 103168, 105586, 108992, 126976, 128960, 129952, 133120, 134144, 136240, 158720, 162440, 167680, 206336, 211172, 217984, 257920, 259904, 263965, 266240, 268288, 272480, 317440, 324880, 335360, 412672, 422344, 435968, 515840, 519808, 527930, 536576, 544960, 634880, 649760, 670720, 825344, 844688, 871936, 1031680, 1039616, 1055860, 1089920, 1299520, 1341440, 1650688, 1689376, 1743872, 2063360, 2079232, 2111720, 2179840, 2599040, 2682880, 3378752, 3487744, 4126720, 4158464, 4223440, 4359680, 5198080, 6757504, 6975488, 8253440, 8316928, 8446880, 8719360, 10396160, 13515008, 16633856, 16893760, 17438720, 20792320, 27030016, 33787520, 34877440, 41584640, 54060032, 67575040, 83169280, 108120064, 135150080, 216240128, 270300160, 540600320, 1081200640]

約数ペア:

[(1, 1081200640), (2, 540600320), (4, 270300160), (5, 216240128), (8, 135150080), (10, 108120064), (13, 83169280), (16, 67575040), (20, 54060032), (26, 41584640), (31, 34877440), (32, 33787520), (40, 27030016), (52, 20792320), (62, 17438720), (64, 16893760), (65, 16633856), (80, 13515008), (104, 10396160), (124, 8719360), (128, 8446880), (130, 8316928), (131, 8253440), (155, 6975488), (160, 6757504), (208, 5198080), (248, 4359680), (256, 4223440), (260, 4158464), (262, 4126720), (310, 3487744), (320, 3378752), (403, 2682880), (416, 2599040), (496, 2179840), (512, 2111720), (520, 2079232), (524, 2063360), (620, 1743872), (640, 1689376), (655, 1650688), (806, 1341440), (832, 1299520), (992, 1089920), (1024, 1055860), (1040, 1039616), (1048, 1031680), (1240, 871936), (1280, 844688), (1310, 825344), (1612, 670720), (1664, 649760), (1703, 634880), (1984, 544960), (2015, 536576), (2048, 527930), (2080, 519808), (2096, 515840), (2480, 435968), (2560, 422344), (2620, 412672), (3224, 335360), (3328, 324880), (3406, 317440), (3968, 272480), (4030, 268288), (4061, 266240), (4096, 263965), (4160, 259904), (4192, 257920), (4960, 217984), (5120, 211172), (5240, 206336), (6448, 167680), (6656, 162440), (6812, 158720), (7936, 136240), (8060, 134144), (8122, 133120), (8320, 129952), (8384, 128960), (8515, 126976), (9920, 108992), (10240, 105586), (10480, 103168), (12896, 83840), (13312, 81220), (13624, 79360), (15872, 68120), (16120, 67072), (16244, 66560), (16640, 64976), (16768, 64480), (17030, 63488), (19840, 54496), (20305, 53248), (20480, 52793), (20960, 51584), (25792, 41920), (26624, 40610), (27248, 39680), (31744, 34060), (32240, 33536), (32488, 33280)]