331255680

素因数分解:

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

素因数の和:546

約数の個数: 256

約数和(自身を含む): 1233792000

約数和(自身を除く): 902536320

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, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 343, 384, 392, 420, 448, 480, 490, 503, 560, 588, 640, 672, 686, 735, 784, 840, 896, 960, 980, 1006, 1029, 1120, 1176, 1344, 1372, 1470, 1509, 1568, 1680, 1715, 1920, 1960, 2012, 2058, 2240, 2352, 2515, 2688, 2744, 2940, 3018, 3136, 3360, 3430, 3521, 3920, 4024, 4116, 4480, 4704, 5030, 5145, 5488, 5880, 6036, 6272, 6720, 6860, 7042, 7545, 7840, 8048, 8232, 9408, 10060, 10290, 10563, 10976, 11760, 12072, 13440, 13720, 14084, 15090, 15680, 16096, 16464, 17605, 18816, 20120, 20580, 21126, 21952, 23520, 24144, 24647, 27440, 28168, 30180, 31360, 32192, 32928, 35210, 40240, 41160, 42252, 43904, 47040, 48288, 49294, 52815, 54880, 56336, 60360, 64384, 65856, 70420, 73941, 80480, 82320, 84504, 94080, 96576, 98588, 105630, 109760, 112672, 120720, 123235, 131712, 140840, 147882, 160960, 164640, 169008, 172529, 193152, 197176, 211260, 219520, 225344, 241440, 246470, 281680, 295764, 321920, 329280, 338016, 345058, 369705, 394352, 422520, 450688, 482880, 492940, 517587, 563360, 591528, 658560, 676032, 690116, 739410, 788704, 845040, 862645, 965760, 985880, 1035174, 1126720, 1183056, 1352064, 1380232, 1478820, 1577408, 1690080, 1725290, 1971760, 2070348, 2253440, 2366112, 2587935, 2760464, 2957640, 3154816, 3380160, 3450580, 3943520, 4140696, 4732224, 5175870, 5520928, 5915280, 6760320, 6901160, 7887040, 8281392, 9464448, 10351740, 11041856, 11830560, 13802320, 15774080, 16562784, 20703480, 22083712, 23661120, 27604640, 33125568, 41406960, 47322240, 55209280, 66251136, 82813920, 110418560, 165627840, 331255680]

約数ペア:

[(1, 331255680), (2, 165627840), (3, 110418560), (4, 82813920), (5, 66251136), (6, 55209280), (7, 47322240), (8, 41406960), (10, 33125568), (12, 27604640), (14, 23661120), (15, 22083712), (16, 20703480), (20, 16562784), (21, 15774080), (24, 13802320), (28, 11830560), (30, 11041856), (32, 10351740), (35, 9464448), (40, 8281392), (42, 7887040), (48, 6901160), (49, 6760320), (56, 5915280), (60, 5520928), (64, 5175870), (70, 4732224), (80, 4140696), (84, 3943520), (96, 3450580), (98, 3380160), (105, 3154816), (112, 2957640), (120, 2760464), (128, 2587935), (140, 2366112), (147, 2253440), (160, 2070348), (168, 1971760), (192, 1725290), (196, 1690080), (210, 1577408), (224, 1478820), (240, 1380232), (245, 1352064), (280, 1183056), (294, 1126720), (320, 1035174), (336, 985880), (343, 965760), (384, 862645), (392, 845040), (420, 788704), (448, 739410), (480, 690116), (490, 676032), (503, 658560), (560, 591528), (588, 563360), (640, 517587), (672, 492940), (686, 482880), (735, 450688), (784, 422520), (840, 394352), (896, 369705), (960, 345058), (980, 338016), (1006, 329280), (1029, 321920), (1120, 295764), (1176, 281680), (1344, 246470), (1372, 241440), (1470, 225344), (1509, 219520), (1568, 211260), (1680, 197176), (1715, 193152), (1920, 172529), (1960, 169008), (2012, 164640), (2058, 160960), (2240, 147882), (2352, 140840), (2515, 131712), (2688, 123235), (2744, 120720), (2940, 112672), (3018, 109760), (3136, 105630), (3360, 98588), (3430, 96576), (3521, 94080), (3920, 84504), (4024, 82320), (4116, 80480), (4480, 73941), (4704, 70420), (5030, 65856), (5145, 64384), (5488, 60360), (5880, 56336), (6036, 54880), (6272, 52815), (6720, 49294), (6860, 48288), (7042, 47040), (7545, 43904), (7840, 42252), (8048, 41160), (8232, 40240), (9408, 35210), (10060, 32928), (10290, 32192), (10563, 31360), (10976, 30180), (11760, 28168), (12072, 27440), (13440, 24647), (13720, 24144), (14084, 23520), (15090, 21952), (15680, 21126), (16096, 20580), (16464, 20120), (17605, 18816)]