82813920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^3\times {\mathrm{503}}^1$

素因数の和:542

約数の個数: 192

約数和(自身を含む): 304819200

約数和(自身を除く): 222005280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 343, 392, 420, 480, 490, 503, 560, 588, 672, 686, 735, 784, 840, 980, 1006, 1029, 1120, 1176, 1372, 1470, 1509, 1568, 1680, 1715, 1960, 2012, 2058, 2352, 2515, 2744, 2940, 3018, 3360, 3430, 3521, 3920, 4024, 4116, 4704, 5030, 5145, 5488, 5880, 6036, 6860, 7042, 7545, 7840, 8048, 8232, 10060, 10290, 10563, 10976, 11760, 12072, 13720, 14084, 15090, 16096, 16464, 17605, 20120, 20580, 21126, 23520, 24144, 24647, 27440, 28168, 30180, 32928, 35210, 40240, 41160, 42252, 48288, 49294, 52815, 54880, 56336, 60360, 70420, 73941, 80480, 82320, 84504, 98588, 105630, 112672, 120720, 123235, 140840, 147882, 164640, 169008, 172529, 197176, 211260, 241440, 246470, 281680, 295764, 338016, 345058, 369705, 394352, 422520, 492940, 517587, 563360, 591528, 690116, 739410, 788704, 845040, 862645, 985880, 1035174, 1183056, 1380232, 1478820, 1690080, 1725290, 1971760, 2070348, 2366112, 2587935, 2760464, 2957640, 3450580, 3943520, 4140696, 5175870, 5520928, 5915280, 6901160, 8281392, 10351740, 11830560, 13802320, 16562784, 20703480, 27604640, 41406960, 82813920]

約数ペア:

[(1, 82813920), (2, 41406960), (3, 27604640), (4, 20703480), (5, 16562784), (6, 13802320), (7, 11830560), (8, 10351740), (10, 8281392), (12, 6901160), (14, 5915280), (15, 5520928), (16, 5175870), (20, 4140696), (21, 3943520), (24, 3450580), (28, 2957640), (30, 2760464), (32, 2587935), (35, 2366112), (40, 2070348), (42, 1971760), (48, 1725290), (49, 1690080), (56, 1478820), (60, 1380232), (70, 1183056), (80, 1035174), (84, 985880), (96, 862645), (98, 845040), (105, 788704), (112, 739410), (120, 690116), (140, 591528), (147, 563360), (160, 517587), (168, 492940), (196, 422520), (210, 394352), (224, 369705), (240, 345058), (245, 338016), (280, 295764), (294, 281680), (336, 246470), (343, 241440), (392, 211260), (420, 197176), (480, 172529), (490, 169008), (503, 164640), (560, 147882), (588, 140840), (672, 123235), (686, 120720), (735, 112672), (784, 105630), (840, 98588), (980, 84504), (1006, 82320), (1029, 80480), (1120, 73941), (1176, 70420), (1372, 60360), (1470, 56336), (1509, 54880), (1568, 52815), (1680, 49294), (1715, 48288), (1960, 42252), (2012, 41160), (2058, 40240), (2352, 35210), (2515, 32928), (2744, 30180), (2940, 28168), (3018, 27440), (3360, 24647), (3430, 24144), (3521, 23520), (3920, 21126), (4024, 20580), (4116, 20120), (4704, 17605), (5030, 16464), (5145, 16096), (5488, 15090), (5880, 14084), (6036, 13720), (6860, 12072), (7042, 11760), (7545, 10976), (7840, 10563), (8048, 10290), (8232, 10060)]