390001920

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1319}}^1$

素因数の和:1361

約数の個数: 288

約数和(自身を含む): 1554094080

約数和(自身を除く): 1164092160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 256, 264, 280, 308, 320, 330, 336, 352, 384, 385, 420, 440, 448, 462, 480, 528, 560, 616, 640, 660, 672, 704, 768, 770, 840, 880, 896, 924, 960, 1056, 1120, 1155, 1232, 1280, 1319, 1320, 1344, 1408, 1540, 1680, 1760, 1792, 1848, 1920, 2112, 2240, 2310, 2464, 2638, 2640, 2688, 2816, 3080, 3360, 3520, 3696, 3840, 3957, 4224, 4480, 4620, 4928, 5276, 5280, 5376, 6160, 6595, 6720, 7040, 7392, 7914, 8448, 8960, 9233, 9240, 9856, 10552, 10560, 12320, 13190, 13440, 14080, 14509, 14784, 15828, 18466, 18480, 19712, 19785, 21104, 21120, 24640, 26380, 26880, 27699, 29018, 29568, 31656, 36932, 36960, 39570, 42208, 42240, 43527, 46165, 49280, 52760, 55398, 58036, 59136, 63312, 72545, 73864, 73920, 79140, 84416, 87054, 92330, 98560, 101563, 105520, 110796, 116072, 126624, 138495, 145090, 147728, 147840, 158280, 168832, 174108, 184660, 203126, 211040, 217635, 221592, 232144, 253248, 276990, 290180, 295456, 295680, 304689, 316560, 337664, 348216, 369320, 406252, 422080, 435270, 443184, 464288, 506496, 507815, 553980, 580360, 590912, 609378, 633120, 696432, 738640, 812504, 844160, 870540, 886368, 928576, 1012992, 1015630, 1107960, 1160720, 1181824, 1218756, 1266240, 1392864, 1477280, 1523445, 1625008, 1688320, 1741080, 1772736, 1857152, 2031260, 2215920, 2321440, 2363648, 2437512, 2532480, 2785728, 2954560, 3046890, 3250016, 3482160, 3545472, 3714304, 4062520, 4431840, 4642880, 4875024, 5064960, 5571456, 5909120, 6093780, 6500032, 6964320, 7090944, 8125040, 8863680, 9285760, 9750048, 11142912, 11818240, 12187560, 13000064, 13928640, 16250080, 17727360, 18571520, 19500096, 24375120, 26000128, 27857280, 32500160, 35454720, 39000192, 48750240, 55714560, 65000320, 78000384, 97500480, 130000640, 195000960, 390001920]

約数ペア:

[(1, 390001920), (2, 195000960), (3, 130000640), (4, 97500480), (5, 78000384), (6, 65000320), (7, 55714560), (8, 48750240), (10, 39000192), (11, 35454720), (12, 32500160), (14, 27857280), (15, 26000128), (16, 24375120), (20, 19500096), (21, 18571520), (22, 17727360), (24, 16250080), (28, 13928640), (30, 13000064), (32, 12187560), (33, 11818240), (35, 11142912), (40, 9750048), (42, 9285760), (44, 8863680), (48, 8125040), (55, 7090944), (56, 6964320), (60, 6500032), (64, 6093780), (66, 5909120), (70, 5571456), (77, 5064960), (80, 4875024), (84, 4642880), (88, 4431840), (96, 4062520), (105, 3714304), (110, 3545472), (112, 3482160), (120, 3250016), (128, 3046890), (132, 2954560), (140, 2785728), (154, 2532480), (160, 2437512), (165, 2363648), (168, 2321440), (176, 2215920), (192, 2031260), (210, 1857152), (220, 1772736), (224, 1741080), (231, 1688320), (240, 1625008), (256, 1523445), (264, 1477280), (280, 1392864), (308, 1266240), (320, 1218756), (330, 1181824), (336, 1160720), (352, 1107960), (384, 1015630), (385, 1012992), (420, 928576), (440, 886368), (448, 870540), (462, 844160), (480, 812504), (528, 738640), (560, 696432), (616, 633120), (640, 609378), (660, 590912), (672, 580360), (704, 553980), (768, 507815), (770, 506496), (840, 464288), (880, 443184), (896, 435270), (924, 422080), (960, 406252), (1056, 369320), (1120, 348216), (1155, 337664), (1232, 316560), (1280, 304689), (1319, 295680), (1320, 295456), (1344, 290180), (1408, 276990), (1540, 253248), (1680, 232144), (1760, 221592), (1792, 217635), (1848, 211040), (1920, 203126), (2112, 184660), (2240, 174108), (2310, 168832), (2464, 158280), (2638, 147840), (2640, 147728), (2688, 145090), (2816, 138495), (3080, 126624), (3360, 116072), (3520, 110796), (3696, 105520), (3840, 101563), (3957, 98560), (4224, 92330), (4480, 87054), (4620, 84416), (4928, 79140), (5276, 73920), (5280, 73864), (5376, 72545), (6160, 63312), (6595, 59136), (6720, 58036), (7040, 55398), (7392, 52760), (7914, 49280), (8448, 46165), (8960, 43527), (9233, 42240), (9240, 42208), (9856, 39570), (10552, 36960), (10560, 36932), (12320, 31656), (13190, 29568), (13440, 29018), (14080, 27699), (14509, 26880), (14784, 26380), (15828, 24640), (18466, 21120), (18480, 21104), (19712, 19785)]