249594240

素因数分解:

$2^7\times 3^1\times 5^1\times 7^3\times {\mathrm{379}}^1$

素因数の和:422

約数の個数: 256

約数和(自身を含む): 930240000

約数和(自身を除く): 680645760

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, 379, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 686, 735, 758, 784, 840, 896, 960, 980, 1029, 1120, 1137, 1176, 1344, 1372, 1470, 1516, 1568, 1680, 1715, 1895, 1920, 1960, 2058, 2240, 2274, 2352, 2653, 2688, 2744, 2940, 3032, 3136, 3360, 3430, 3790, 3920, 4116, 4480, 4548, 4704, 5145, 5306, 5488, 5685, 5880, 6064, 6272, 6720, 6860, 7580, 7840, 7959, 8232, 9096, 9408, 10290, 10612, 10976, 11370, 11760, 12128, 13265, 13440, 13720, 15160, 15680, 15918, 16464, 18192, 18571, 18816, 20580, 21224, 21952, 22740, 23520, 24256, 26530, 27440, 30320, 31360, 31836, 32928, 36384, 37142, 39795, 41160, 42448, 43904, 45480, 47040, 48512, 53060, 54880, 55713, 60640, 63672, 65856, 72768, 74284, 79590, 82320, 84896, 90960, 92855, 94080, 106120, 109760, 111426, 121280, 127344, 129997, 131712, 145536, 148568, 159180, 164640, 169792, 181920, 185710, 212240, 219520, 222852, 242560, 254688, 259994, 278565, 297136, 318360, 329280, 339584, 363840, 371420, 389991, 424480, 445704, 509376, 519988, 557130, 594272, 636720, 649985, 658560, 727680, 742840, 779982, 848960, 891408, 1018752, 1039976, 1114260, 1188544, 1273440, 1299970, 1485680, 1559964, 1697920, 1782816, 1949955, 2079952, 2228520, 2377088, 2546880, 2599940, 2971360, 3119928, 3565632, 3899910, 4159904, 4457040, 5093760, 5199880, 5942720, 6239856, 7131264, 7799820, 8319808, 8914080, 10399760, 11885440, 12479712, 15599640, 16639616, 17828160, 20799520, 24959424, 31199280, 35656320, 41599040, 49918848, 62398560, 83198080, 124797120, 249594240]

約数ペア:

[(1, 249594240), (2, 124797120), (3, 83198080), (4, 62398560), (5, 49918848), (6, 41599040), (7, 35656320), (8, 31199280), (10, 24959424), (12, 20799520), (14, 17828160), (15, 16639616), (16, 15599640), (20, 12479712), (21, 11885440), (24, 10399760), (28, 8914080), (30, 8319808), (32, 7799820), (35, 7131264), (40, 6239856), (42, 5942720), (48, 5199880), (49, 5093760), (56, 4457040), (60, 4159904), (64, 3899910), (70, 3565632), (80, 3119928), (84, 2971360), (96, 2599940), (98, 2546880), (105, 2377088), (112, 2228520), (120, 2079952), (128, 1949955), (140, 1782816), (147, 1697920), (160, 1559964), (168, 1485680), (192, 1299970), (196, 1273440), (210, 1188544), (224, 1114260), (240, 1039976), (245, 1018752), (280, 891408), (294, 848960), (320, 779982), (336, 742840), (343, 727680), (379, 658560), (384, 649985), (392, 636720), (420, 594272), (448, 557130), (480, 519988), (490, 509376), (560, 445704), (588, 424480), (640, 389991), (672, 371420), (686, 363840), (735, 339584), (758, 329280), (784, 318360), (840, 297136), (896, 278565), (960, 259994), (980, 254688), (1029, 242560), (1120, 222852), (1137, 219520), (1176, 212240), (1344, 185710), (1372, 181920), (1470, 169792), (1516, 164640), (1568, 159180), (1680, 148568), (1715, 145536), (1895, 131712), (1920, 129997), (1960, 127344), (2058, 121280), (2240, 111426), (2274, 109760), (2352, 106120), (2653, 94080), (2688, 92855), (2744, 90960), (2940, 84896), (3032, 82320), (3136, 79590), (3360, 74284), (3430, 72768), (3790, 65856), (3920, 63672), (4116, 60640), (4480, 55713), (4548, 54880), (4704, 53060), (5145, 48512), (5306, 47040), (5488, 45480), (5685, 43904), (5880, 42448), (6064, 41160), (6272, 39795), (6720, 37142), (6860, 36384), (7580, 32928), (7840, 31836), (7959, 31360), (8232, 30320), (9096, 27440), (9408, 26530), (10290, 24256), (10612, 23520), (10976, 22740), (11370, 21952), (11760, 21224), (12128, 20580), (13265, 18816), (13440, 18571), (13720, 18192), (15160, 16464), (15680, 15918)]