77958720

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{1289}}^1$

素因数の和:1322

約数の個数: 224

約数和(自身を含む): 314553600

約数和(自身を除く): 236594880

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, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1289, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2578, 2880, 3024, 3360, 3780, 3867, 4032, 4320, 5040, 5156, 6048, 6445, 6720, 7560, 7734, 8640, 9023, 10080, 10312, 11601, 12096, 12890, 15120, 15468, 18046, 19335, 20160, 20624, 23202, 25780, 27069, 30240, 30936, 34803, 36092, 38670, 41248, 45115, 46404, 51560, 54138, 58005, 60480, 61872, 69606, 72184, 77340, 81207, 82496, 90230, 92808, 103120, 108276, 116010, 123744, 135345, 139212, 144368, 154680, 162414, 174015, 180460, 185616, 206240, 216552, 232020, 243621, 247488, 270690, 278424, 288736, 309360, 324828, 348030, 360920, 371232, 406035, 412480, 433104, 464040, 487242, 541380, 556848, 577472, 618720, 649656, 696060, 721840, 742464, 812070, 866208, 928080, 974484, 1082760, 1113696, 1218105, 1237440, 1299312, 1392120, 1443680, 1624140, 1732416, 1856160, 1948968, 2165520, 2227392, 2436210, 2598624, 2784240, 2887360, 3248280, 3712320, 3897936, 4331040, 4872420, 5197248, 5568480, 6496560, 7795872, 8662080, 9744840, 11136960, 12993120, 15591744, 19489680, 25986240, 38979360, 77958720]

約数ペア:

[(1, 77958720), (2, 38979360), (3, 25986240), (4, 19489680), (5, 15591744), (6, 12993120), (7, 11136960), (8, 9744840), (9, 8662080), (10, 7795872), (12, 6496560), (14, 5568480), (15, 5197248), (16, 4872420), (18, 4331040), (20, 3897936), (21, 3712320), (24, 3248280), (27, 2887360), (28, 2784240), (30, 2598624), (32, 2436210), (35, 2227392), (36, 2165520), (40, 1948968), (42, 1856160), (45, 1732416), (48, 1624140), (54, 1443680), (56, 1392120), (60, 1299312), (63, 1237440), (64, 1218105), (70, 1113696), (72, 1082760), (80, 974484), (84, 928080), (90, 866208), (96, 812070), (105, 742464), (108, 721840), (112, 696060), (120, 649656), (126, 618720), (135, 577472), (140, 556848), (144, 541380), (160, 487242), (168, 464040), (180, 433104), (189, 412480), (192, 406035), (210, 371232), (216, 360920), (224, 348030), (240, 324828), (252, 309360), (270, 288736), (280, 278424), (288, 270690), (315, 247488), (320, 243621), (336, 232020), (360, 216552), (378, 206240), (420, 185616), (432, 180460), (448, 174015), (480, 162414), (504, 154680), (540, 144368), (560, 139212), (576, 135345), (630, 123744), (672, 116010), (720, 108276), (756, 103120), (840, 92808), (864, 90230), (945, 82496), (960, 81207), (1008, 77340), (1080, 72184), (1120, 69606), (1260, 61872), (1289, 60480), (1344, 58005), (1440, 54138), (1512, 51560), (1680, 46404), (1728, 45115), (1890, 41248), (2016, 38670), (2160, 36092), (2240, 34803), (2520, 30936), (2578, 30240), (2880, 27069), (3024, 25780), (3360, 23202), (3780, 20624), (3867, 20160), (4032, 19335), (4320, 18046), (5040, 15468), (5156, 15120), (6048, 12890), (6445, 12096), (6720, 11601), (7560, 10312), (7734, 10080), (8640, 9023)]