253326080

素因数分解:

$2^8\times 5^1\times 7^3\times {\mathrm{577}}^1$

素因数の和:619

約数の個数: 144

約数和(自身を含む): 708859200

約数和(自身を除く): 455533120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 343, 392, 448, 490, 560, 577, 640, 686, 784, 896, 980, 1120, 1154, 1280, 1372, 1568, 1715, 1792, 1960, 2240, 2308, 2744, 2885, 3136, 3430, 3920, 4039, 4480, 4616, 5488, 5770, 6272, 6860, 7840, 8078, 8960, 9232, 10976, 11540, 12544, 13720, 15680, 16156, 18464, 20195, 21952, 23080, 27440, 28273, 31360, 32312, 36928, 40390, 43904, 46160, 54880, 56546, 62720, 64624, 73856, 80780, 87808, 92320, 109760, 113092, 129248, 141365, 147712, 161560, 184640, 197911, 219520, 226184, 258496, 282730, 323120, 369280, 395822, 439040, 452368, 516992, 565460, 646240, 738560, 791644, 904736, 989555, 1033984, 1130920, 1292480, 1583288, 1809472, 1979110, 2261840, 2584960, 3166576, 3618944, 3958220, 4523680, 5169920, 6333152, 7237888, 7916440, 9047360, 12666304, 15832880, 18094720, 25332608, 31665760, 36189440, 50665216, 63331520, 126663040, 253326080]

約数ペア:

[(1, 253326080), (2, 126663040), (4, 63331520), (5, 50665216), (7, 36189440), (8, 31665760), (10, 25332608), (14, 18094720), (16, 15832880), (20, 12666304), (28, 9047360), (32, 7916440), (35, 7237888), (40, 6333152), (49, 5169920), (56, 4523680), (64, 3958220), (70, 3618944), (80, 3166576), (98, 2584960), (112, 2261840), (128, 1979110), (140, 1809472), (160, 1583288), (196, 1292480), (224, 1130920), (245, 1033984), (256, 989555), (280, 904736), (320, 791644), (343, 738560), (392, 646240), (448, 565460), (490, 516992), (560, 452368), (577, 439040), (640, 395822), (686, 369280), (784, 323120), (896, 282730), (980, 258496), (1120, 226184), (1154, 219520), (1280, 197911), (1372, 184640), (1568, 161560), (1715, 147712), (1792, 141365), (1960, 129248), (2240, 113092), (2308, 109760), (2744, 92320), (2885, 87808), (3136, 80780), (3430, 73856), (3920, 64624), (4039, 62720), (4480, 56546), (4616, 54880), (5488, 46160), (5770, 43904), (6272, 40390), (6860, 36928), (7840, 32312), (8078, 31360), (8960, 28273), (9232, 27440), (10976, 23080), (11540, 21952), (12544, 20195), (13720, 18464), (15680, 16156)]