620835840

素因数分解:

$2^{10}\times 3^5\times 5^1\times {\mathrm{499}}^1$

素因数の和:539

約数の個数: 264

約数和(自身を含む): 2235324000

約数和(自身を除く): 1614488160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 499, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 998, 1024, 1080, 1152, 1215, 1280, 1296, 1440, 1497, 1536, 1620, 1728, 1920, 1944, 1996, 2160, 2304, 2430, 2495, 2560, 2592, 2880, 2994, 3072, 3240, 3456, 3840, 3888, 3992, 4320, 4491, 4608, 4860, 4990, 5120, 5184, 5760, 5988, 6480, 6912, 7485, 7680, 7776, 7984, 8640, 8982, 9216, 9720, 9980, 10368, 11520, 11976, 12960, 13473, 13824, 14970, 15360, 15552, 15968, 17280, 17964, 19440, 19960, 20736, 22455, 23040, 23952, 25920, 26946, 27648, 29940, 31104, 31936, 34560, 35928, 38880, 39920, 40419, 41472, 44910, 46080, 47904, 51840, 53892, 59880, 62208, 63872, 67365, 69120, 71856, 77760, 79840, 80838, 82944, 89820, 95808, 103680, 107784, 119760, 121257, 124416, 127744, 134730, 138240, 143712, 155520, 159680, 161676, 179640, 191616, 202095, 207360, 215568, 239520, 242514, 248832, 255488, 269460, 287424, 311040, 319360, 323352, 359280, 383232, 404190, 414720, 431136, 479040, 485028, 510976, 538920, 574848, 606285, 622080, 638720, 646704, 718560, 766464, 808380, 862272, 958080, 970056, 1077840, 1149696, 1212570, 1244160, 1277440, 1293408, 1437120, 1532928, 1616760, 1724544, 1916160, 1940112, 2155680, 2299392, 2425140, 2554880, 2586816, 2874240, 3233520, 3449088, 3832320, 3880224, 4311360, 4598784, 4850280, 5173632, 5748480, 6467040, 6898176, 7664640, 7760448, 8622720, 9700560, 10347264, 11496960, 12934080, 13796352, 15520896, 17245440, 19401120, 20694528, 22993920, 25868160, 31041792, 34490880, 38802240, 41389056, 51736320, 62083584, 68981760, 77604480, 103472640, 124167168, 155208960, 206945280, 310417920, 620835840]

約数ペア:

[(1, 620835840), (2, 310417920), (3, 206945280), (4, 155208960), (5, 124167168), (6, 103472640), (8, 77604480), (9, 68981760), (10, 62083584), (12, 51736320), (15, 41389056), (16, 38802240), (18, 34490880), (20, 31041792), (24, 25868160), (27, 22993920), (30, 20694528), (32, 19401120), (36, 17245440), (40, 15520896), (45, 13796352), (48, 12934080), (54, 11496960), (60, 10347264), (64, 9700560), (72, 8622720), (80, 7760448), (81, 7664640), (90, 6898176), (96, 6467040), (108, 5748480), (120, 5173632), (128, 4850280), (135, 4598784), (144, 4311360), (160, 3880224), (162, 3832320), (180, 3449088), (192, 3233520), (216, 2874240), (240, 2586816), (243, 2554880), (256, 2425140), (270, 2299392), (288, 2155680), (320, 1940112), (324, 1916160), (360, 1724544), (384, 1616760), (405, 1532928), (432, 1437120), (480, 1293408), (486, 1277440), (499, 1244160), (512, 1212570), (540, 1149696), (576, 1077840), (640, 970056), (648, 958080), (720, 862272), (768, 808380), (810, 766464), (864, 718560), (960, 646704), (972, 638720), (998, 622080), (1024, 606285), (1080, 574848), (1152, 538920), (1215, 510976), (1280, 485028), (1296, 479040), (1440, 431136), (1497, 414720), (1536, 404190), (1620, 383232), (1728, 359280), (1920, 323352), (1944, 319360), (1996, 311040), (2160, 287424), (2304, 269460), (2430, 255488), (2495, 248832), (2560, 242514), (2592, 239520), (2880, 215568), (2994, 207360), (3072, 202095), (3240, 191616), (3456, 179640), (3840, 161676), (3888, 159680), (3992, 155520), (4320, 143712), (4491, 138240), (4608, 134730), (4860, 127744), (4990, 124416), (5120, 121257), (5184, 119760), (5760, 107784), (5988, 103680), (6480, 95808), (6912, 89820), (7485, 82944), (7680, 80838), (7776, 79840), (7984, 77760), (8640, 71856), (8982, 69120), (9216, 67365), (9720, 63872), (9980, 62208), (10368, 59880), (11520, 53892), (11976, 51840), (12960, 47904), (13473, 46080), (13824, 44910), (14970, 41472), (15360, 40419), (15552, 39920), (15968, 38880), (17280, 35928), (17964, 34560), (19440, 31936), (19960, 31104), (20736, 29940), (22455, 27648), (23040, 26946), (23952, 25920)]