255816960

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:369

約数の個数: 288

約数和(自身を含む): 966991872

約数和(自身を除く): 711174912

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 280, 307, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 560, 614, 620, 640, 651, 672, 744, 768, 840, 868, 896, 921, 930, 960, 992, 1085, 1120, 1228, 1240, 1280, 1302, 1344, 1488, 1535, 1680, 1736, 1792, 1842, 1860, 1920, 1984, 2149, 2170, 2240, 2456, 2480, 2604, 2688, 2976, 3070, 3255, 3360, 3472, 3684, 3720, 3840, 3968, 4298, 4340, 4480, 4605, 4912, 4960, 5208, 5376, 5952, 6140, 6447, 6510, 6720, 6944, 7368, 7440, 7936, 8596, 8680, 8960, 9210, 9517, 9824, 9920, 10416, 10745, 11904, 12280, 12894, 13020, 13440, 13888, 14736, 14880, 17192, 17360, 18420, 19034, 19648, 19840, 20832, 21490, 23808, 24560, 25788, 26040, 26880, 27776, 28551, 29472, 29760, 32235, 34384, 34720, 36840, 38068, 39296, 39680, 41664, 42980, 47585, 49120, 51576, 52080, 55552, 57102, 58944, 59520, 64470, 66619, 68768, 69440, 73680, 76136, 78592, 83328, 85960, 95170, 98240, 103152, 104160, 114204, 117888, 119040, 128940, 133238, 137536, 138880, 142755, 147360, 152272, 166656, 171920, 190340, 196480, 199857, 206304, 208320, 228408, 235776, 257880, 266476, 275072, 277760, 285510, 294720, 304544, 333095, 343840, 380680, 392960, 399714, 412608, 416640, 456816, 515760, 532952, 550144, 571020, 589440, 609088, 666190, 687680, 761360, 799428, 825216, 833280, 913632, 999285, 1031520, 1065904, 1142040, 1178880, 1218176, 1332380, 1375360, 1522720, 1598856, 1650432, 1827264, 1998570, 2063040, 2131808, 2284080, 2436352, 2664760, 2750720, 3045440, 3197712, 3654528, 3997140, 4126080, 4263616, 4568160, 5329520, 6090880, 6395424, 7309056, 7994280, 8252160, 8527232, 9136320, 10659040, 12181760, 12790848, 15988560, 17054464, 18272640, 21318080, 25581696, 31977120, 36545280, 42636160, 51163392, 63954240, 85272320, 127908480, 255816960]

約数ペア:

[(1, 255816960), (2, 127908480), (3, 85272320), (4, 63954240), (5, 51163392), (6, 42636160), (7, 36545280), (8, 31977120), (10, 25581696), (12, 21318080), (14, 18272640), (15, 17054464), (16, 15988560), (20, 12790848), (21, 12181760), (24, 10659040), (28, 9136320), (30, 8527232), (31, 8252160), (32, 7994280), (35, 7309056), (40, 6395424), (42, 6090880), (48, 5329520), (56, 4568160), (60, 4263616), (62, 4126080), (64, 3997140), (70, 3654528), (80, 3197712), (84, 3045440), (93, 2750720), (96, 2664760), (105, 2436352), (112, 2284080), (120, 2131808), (124, 2063040), (128, 1998570), (140, 1827264), (155, 1650432), (160, 1598856), (168, 1522720), (186, 1375360), (192, 1332380), (210, 1218176), (217, 1178880), (224, 1142040), (240, 1065904), (248, 1031520), (256, 999285), (280, 913632), (307, 833280), (310, 825216), (320, 799428), (336, 761360), (372, 687680), (384, 666190), (420, 609088), (434, 589440), (448, 571020), (465, 550144), (480, 532952), (496, 515760), (560, 456816), (614, 416640), (620, 412608), (640, 399714), (651, 392960), (672, 380680), (744, 343840), (768, 333095), (840, 304544), (868, 294720), (896, 285510), (921, 277760), (930, 275072), (960, 266476), (992, 257880), (1085, 235776), (1120, 228408), (1228, 208320), (1240, 206304), (1280, 199857), (1302, 196480), (1344, 190340), (1488, 171920), (1535, 166656), (1680, 152272), (1736, 147360), (1792, 142755), (1842, 138880), (1860, 137536), (1920, 133238), (1984, 128940), (2149, 119040), (2170, 117888), (2240, 114204), (2456, 104160), (2480, 103152), (2604, 98240), (2688, 95170), (2976, 85960), (3070, 83328), (3255, 78592), (3360, 76136), (3472, 73680), (3684, 69440), (3720, 68768), (3840, 66619), (3968, 64470), (4298, 59520), (4340, 58944), (4480, 57102), (4605, 55552), (4912, 52080), (4960, 51576), (5208, 49120), (5376, 47585), (5952, 42980), (6140, 41664), (6447, 39680), (6510, 39296), (6720, 38068), (6944, 36840), (7368, 34720), (7440, 34384), (7936, 32235), (8596, 29760), (8680, 29472), (8960, 28551), (9210, 27776), (9517, 26880), (9824, 26040), (9920, 25788), (10416, 24560), (10745, 23808), (11904, 21490), (12280, 20832), (12894, 19840), (13020, 19648), (13440, 19034), (13888, 18420), (14736, 17360), (14880, 17192)]