247000320

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{1021}}^1$

素因数の和:1058

約数の個数: 288

約数和(自身を含む): 1002704640

約数和(自身を除く): 755704320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1021, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 2016, 2042, 2160, 2240, 2304, 2520, 2688, 2880, 3024, 3063, 3360, 3456, 3780, 3840, 4032, 4084, 4320, 4480, 5040, 5105, 5376, 5760, 6048, 6126, 6720, 6912, 7147, 7560, 8064, 8168, 8640, 8960, 9189, 10080, 10210, 11520, 12096, 12252, 13440, 14294, 15120, 15315, 16128, 16336, 17280, 18378, 20160, 20420, 21441, 24192, 24504, 26880, 27567, 28588, 30240, 30630, 32672, 34560, 35735, 36756, 40320, 40840, 42882, 45945, 48384, 49008, 55134, 57176, 60480, 61260, 64323, 65344, 71470, 73512, 80640, 81680, 85764, 91890, 98016, 107205, 110268, 114352, 120960, 122520, 128646, 130688, 137835, 142940, 147024, 163360, 171528, 183780, 192969, 196032, 214410, 220536, 228704, 241920, 245040, 257292, 261376, 275670, 285880, 294048, 321615, 326720, 343056, 367560, 385938, 392064, 428820, 441072, 457408, 490080, 514584, 551340, 571760, 588096, 643230, 653440, 686112, 735120, 771876, 784128, 857640, 882144, 914816, 964845, 980160, 1029168, 1102680, 1143520, 1176192, 1286460, 1306880, 1372224, 1470240, 1543752, 1715280, 1764288, 1829632, 1929690, 1960320, 2058336, 2205360, 2287040, 2352384, 2572920, 2744448, 2940480, 3087504, 3430560, 3528576, 3859380, 3920640, 4116672, 4410720, 4574080, 5145840, 5488896, 5880960, 6175008, 6861120, 7057152, 7718760, 8233344, 8821440, 9148160, 10291680, 11761920, 12350016, 13722240, 15437520, 16466688, 17642880, 20583360, 24700032, 27444480, 30875040, 35285760, 41166720, 49400064, 61750080, 82333440, 123500160, 247000320]

約数ペア:

[(1, 247000320), (2, 123500160), (3, 82333440), (4, 61750080), (5, 49400064), (6, 41166720), (7, 35285760), (8, 30875040), (9, 27444480), (10, 24700032), (12, 20583360), (14, 17642880), (15, 16466688), (16, 15437520), (18, 13722240), (20, 12350016), (21, 11761920), (24, 10291680), (27, 9148160), (28, 8821440), (30, 8233344), (32, 7718760), (35, 7057152), (36, 6861120), (40, 6175008), (42, 5880960), (45, 5488896), (48, 5145840), (54, 4574080), (56, 4410720), (60, 4116672), (63, 3920640), (64, 3859380), (70, 3528576), (72, 3430560), (80, 3087504), (84, 2940480), (90, 2744448), (96, 2572920), (105, 2352384), (108, 2287040), (112, 2205360), (120, 2058336), (126, 1960320), (128, 1929690), (135, 1829632), (140, 1764288), (144, 1715280), (160, 1543752), (168, 1470240), (180, 1372224), (189, 1306880), (192, 1286460), (210, 1176192), (216, 1143520), (224, 1102680), (240, 1029168), (252, 980160), (256, 964845), (270, 914816), (280, 882144), (288, 857640), (315, 784128), (320, 771876), (336, 735120), (360, 686112), (378, 653440), (384, 643230), (420, 588096), (432, 571760), (448, 551340), (480, 514584), (504, 490080), (540, 457408), (560, 441072), (576, 428820), (630, 392064), (640, 385938), (672, 367560), (720, 343056), (756, 326720), (768, 321615), (840, 294048), (864, 285880), (896, 275670), (945, 261376), (960, 257292), (1008, 245040), (1021, 241920), (1080, 228704), (1120, 220536), (1152, 214410), (1260, 196032), (1280, 192969), (1344, 183780), (1440, 171528), (1512, 163360), (1680, 147024), (1728, 142940), (1792, 137835), (1890, 130688), (1920, 128646), (2016, 122520), (2042, 120960), (2160, 114352), (2240, 110268), (2304, 107205), (2520, 98016), (2688, 91890), (2880, 85764), (3024, 81680), (3063, 80640), (3360, 73512), (3456, 71470), (3780, 65344), (3840, 64323), (4032, 61260), (4084, 60480), (4320, 57176), (4480, 55134), (5040, 49008), (5105, 48384), (5376, 45945), (5760, 42882), (6048, 40840), (6126, 40320), (6720, 36756), (6912, 35735), (7147, 34560), (7560, 32672), (8064, 30630), (8168, 30240), (8640, 28588), (8960, 27567), (9189, 26880), (10080, 24504), (10210, 24192), (11520, 21441), (12096, 20420), (12252, 20160), (13440, 18378), (14294, 17280), (15120, 16336), (15315, 16128)]