217789440

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1289}}^1$

素因数の和:1328

約数の個数: 176

約数和(自身を含む): 760501440

約数和(自身を除く): 542712000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 512, 528, 640, 660, 704, 768, 880, 960, 1024, 1056, 1280, 1289, 1320, 1408, 1536, 1760, 1920, 2112, 2560, 2578, 2640, 2816, 3072, 3520, 3840, 3867, 4224, 5120, 5156, 5280, 5632, 6445, 7040, 7680, 7734, 8448, 10312, 10560, 11264, 12890, 14080, 14179, 15360, 15468, 16896, 19335, 20624, 21120, 25780, 28160, 28358, 30936, 33792, 38670, 41248, 42240, 42537, 51560, 56320, 56716, 61872, 70895, 77340, 82496, 84480, 85074, 103120, 113432, 123744, 141790, 154680, 164992, 168960, 170148, 206240, 212685, 226864, 247488, 283580, 309360, 329984, 340296, 412480, 425370, 453728, 494976, 567160, 618720, 659968, 680592, 824960, 850740, 907456, 989952, 1134320, 1237440, 1319936, 1361184, 1649920, 1701480, 1814912, 1979904, 2268640, 2474880, 2722368, 3299840, 3402960, 3629824, 3959808, 4537280, 4949760, 5444736, 6599680, 6805920, 7259648, 9074560, 9899520, 10889472, 13611840, 14519296, 18149120, 19799040, 21778944, 27223680, 36298240, 43557888, 54447360, 72596480, 108894720, 217789440]

約数ペア:

[(1, 217789440), (2, 108894720), (3, 72596480), (4, 54447360), (5, 43557888), (6, 36298240), (8, 27223680), (10, 21778944), (11, 19799040), (12, 18149120), (15, 14519296), (16, 13611840), (20, 10889472), (22, 9899520), (24, 9074560), (30, 7259648), (32, 6805920), (33, 6599680), (40, 5444736), (44, 4949760), (48, 4537280), (55, 3959808), (60, 3629824), (64, 3402960), (66, 3299840), (80, 2722368), (88, 2474880), (96, 2268640), (110, 1979904), (120, 1814912), (128, 1701480), (132, 1649920), (160, 1361184), (165, 1319936), (176, 1237440), (192, 1134320), (220, 989952), (240, 907456), (256, 850740), (264, 824960), (320, 680592), (330, 659968), (352, 618720), (384, 567160), (440, 494976), (480, 453728), (512, 425370), (528, 412480), (640, 340296), (660, 329984), (704, 309360), (768, 283580), (880, 247488), (960, 226864), (1024, 212685), (1056, 206240), (1280, 170148), (1289, 168960), (1320, 164992), (1408, 154680), (1536, 141790), (1760, 123744), (1920, 113432), (2112, 103120), (2560, 85074), (2578, 84480), (2640, 82496), (2816, 77340), (3072, 70895), (3520, 61872), (3840, 56716), (3867, 56320), (4224, 51560), (5120, 42537), (5156, 42240), (5280, 41248), (5632, 38670), (6445, 33792), (7040, 30936), (7680, 28358), (7734, 28160), (8448, 25780), (10312, 21120), (10560, 20624), (11264, 19335), (12890, 16896), (14080, 15468), (14179, 15360)]