19215360

素因数分解:

$2^{10}\times 3^3\times 5^1\times {\mathrm{139}}^1$

素因数の和:173

約数の個数: 176

約数和(自身を含む): 68779200

約数和(自身を除く): 49563840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 139, 144, 160, 180, 192, 216, 240, 256, 270, 278, 288, 320, 360, 384, 417, 432, 480, 512, 540, 556, 576, 640, 695, 720, 768, 834, 864, 960, 1024, 1080, 1112, 1152, 1251, 1280, 1390, 1440, 1536, 1668, 1728, 1920, 2085, 2160, 2224, 2304, 2502, 2560, 2780, 2880, 3072, 3336, 3456, 3753, 3840, 4170, 4320, 4448, 4608, 5004, 5120, 5560, 5760, 6255, 6672, 6912, 7506, 7680, 8340, 8640, 8896, 9216, 10008, 11120, 11520, 12510, 13344, 13824, 15012, 15360, 16680, 17280, 17792, 18765, 20016, 22240, 23040, 25020, 26688, 27648, 30024, 33360, 34560, 35584, 37530, 40032, 44480, 46080, 50040, 53376, 60048, 66720, 69120, 71168, 75060, 80064, 88960, 100080, 106752, 120096, 133440, 138240, 142336, 150120, 160128, 177920, 200160, 213504, 240192, 266880, 300240, 320256, 355840, 400320, 427008, 480384, 533760, 600480, 640512, 711680, 800640, 960768, 1067520, 1200960, 1281024, 1601280, 1921536, 2135040, 2401920, 3202560, 3843072, 4803840, 6405120, 9607680, 19215360]

約数ペア:

[(1, 19215360), (2, 9607680), (3, 6405120), (4, 4803840), (5, 3843072), (6, 3202560), (8, 2401920), (9, 2135040), (10, 1921536), (12, 1601280), (15, 1281024), (16, 1200960), (18, 1067520), (20, 960768), (24, 800640), (27, 711680), (30, 640512), (32, 600480), (36, 533760), (40, 480384), (45, 427008), (48, 400320), (54, 355840), (60, 320256), (64, 300240), (72, 266880), (80, 240192), (90, 213504), (96, 200160), (108, 177920), (120, 160128), (128, 150120), (135, 142336), (139, 138240), (144, 133440), (160, 120096), (180, 106752), (192, 100080), (216, 88960), (240, 80064), (256, 75060), (270, 71168), (278, 69120), (288, 66720), (320, 60048), (360, 53376), (384, 50040), (417, 46080), (432, 44480), (480, 40032), (512, 37530), (540, 35584), (556, 34560), (576, 33360), (640, 30024), (695, 27648), (720, 26688), (768, 25020), (834, 23040), (864, 22240), (960, 20016), (1024, 18765), (1080, 17792), (1112, 17280), (1152, 16680), (1251, 15360), (1280, 15012), (1390, 13824), (1440, 13344), (1536, 12510), (1668, 11520), (1728, 11120), (1920, 10008), (2085, 9216), (2160, 8896), (2224, 8640), (2304, 8340), (2502, 7680), (2560, 7506), (2780, 6912), (2880, 6672), (3072, 6255), (3336, 5760), (3456, 5560), (3753, 5120), (3840, 5004), (4170, 4608), (4320, 4448)]