155917440

素因数分解:

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

素因数の和:1324

約数の個数: 256

約数和(自身を含む): 631584000

約数和(自身を除く): 475666560

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, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1289, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2578, 2688, 2880, 3024, 3360, 3456, 3780, 3867, 4032, 4320, 4480, 5040, 5156, 5760, 6048, 6445, 6720, 7560, 7734, 8064, 8640, 9023, 10080, 10312, 11601, 12096, 12890, 13440, 15120, 15468, 17280, 18046, 19335, 20160, 20624, 23202, 24192, 25780, 27069, 30240, 30936, 34803, 36092, 38670, 40320, 41248, 45115, 46404, 51560, 54138, 58005, 60480, 61872, 69606, 72184, 77340, 81207, 82496, 90230, 92808, 103120, 108276, 116010, 120960, 123744, 135345, 139212, 144368, 154680, 162414, 164992, 174015, 180460, 185616, 206240, 216552, 232020, 243621, 247488, 270690, 278424, 288736, 309360, 324828, 348030, 360920, 371232, 406035, 412480, 433104, 464040, 487242, 494976, 541380, 556848, 577472, 618720, 649656, 696060, 721840, 742464, 812070, 824960, 866208, 928080, 974484, 1082760, 1113696, 1154944, 1218105, 1237440, 1299312, 1392120, 1443680, 1484928, 1624140, 1732416, 1856160, 1948968, 2165520, 2227392, 2436210, 2474880, 2598624, 2784240, 2887360, 3248280, 3464832, 3712320, 3897936, 4331040, 4454784, 4872420, 5197248, 5568480, 5774720, 6496560, 7424640, 7795872, 8662080, 9744840, 10394496, 11136960, 12993120, 15591744, 17324160, 19489680, 22273920, 25986240, 31183488, 38979360, 51972480, 77958720, 155917440]

約数ペア:

[(1, 155917440), (2, 77958720), (3, 51972480), (4, 38979360), (5, 31183488), (6, 25986240), (7, 22273920), (8, 19489680), (9, 17324160), (10, 15591744), (12, 12993120), (14, 11136960), (15, 10394496), (16, 9744840), (18, 8662080), (20, 7795872), (21, 7424640), (24, 6496560), (27, 5774720), (28, 5568480), (30, 5197248), (32, 4872420), (35, 4454784), (36, 4331040), (40, 3897936), (42, 3712320), (45, 3464832), (48, 3248280), (54, 2887360), (56, 2784240), (60, 2598624), (63, 2474880), (64, 2436210), (70, 2227392), (72, 2165520), (80, 1948968), (84, 1856160), (90, 1732416), (96, 1624140), (105, 1484928), (108, 1443680), (112, 1392120), (120, 1299312), (126, 1237440), (128, 1218105), (135, 1154944), (140, 1113696), (144, 1082760), (160, 974484), (168, 928080), (180, 866208), (189, 824960), (192, 812070), (210, 742464), (216, 721840), (224, 696060), (240, 649656), (252, 618720), (270, 577472), (280, 556848), (288, 541380), (315, 494976), (320, 487242), (336, 464040), (360, 433104), (378, 412480), (384, 406035), (420, 371232), (432, 360920), (448, 348030), (480, 324828), (504, 309360), (540, 288736), (560, 278424), (576, 270690), (630, 247488), (640, 243621), (672, 232020), (720, 216552), (756, 206240), (840, 185616), (864, 180460), (896, 174015), (945, 164992), (960, 162414), (1008, 154680), (1080, 144368), (1120, 139212), (1152, 135345), (1260, 123744), (1289, 120960), (1344, 116010), (1440, 108276), (1512, 103120), (1680, 92808), (1728, 90230), (1890, 82496), (1920, 81207), (2016, 77340), (2160, 72184), (2240, 69606), (2520, 61872), (2578, 60480), (2688, 58005), (2880, 54138), (3024, 51560), (3360, 46404), (3456, 45115), (3780, 41248), (3867, 40320), (4032, 38670), (4320, 36092), (4480, 34803), (5040, 30936), (5156, 30240), (5760, 27069), (6048, 25780), (6445, 24192), (6720, 23202), (7560, 20624), (7734, 20160), (8064, 19335), (8640, 18046), (9023, 17280), (10080, 15468), (10312, 15120), (11601, 13440), (12096, 12890)]