206885840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:709

約数の個数: 120

約数和(自身を含む): 566782920

約数和(自身を除く): 359897080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 89, 98, 112, 140, 178, 196, 245, 280, 356, 392, 445, 490, 560, 593, 623, 712, 784, 890, 980, 1186, 1246, 1424, 1780, 1960, 2372, 2492, 2965, 3115, 3560, 3920, 4151, 4361, 4744, 4984, 5930, 6230, 7120, 8302, 8722, 9488, 9968, 11860, 12460, 16604, 17444, 20755, 21805, 23720, 24920, 29057, 33208, 34888, 41510, 43610, 47440, 49840, 52777, 58114, 66416, 69776, 83020, 87220, 105554, 116228, 145285, 166040, 174440, 211108, 232456, 263885, 290570, 332080, 348880, 369439, 422216, 464912, 527770, 581140, 738878, 844432, 1055540, 1162280, 1477756, 1847195, 2111080, 2324560, 2586073, 2955512, 3694390, 4222160, 5172146, 5911024, 7388780, 10344292, 12930365, 14777560, 20688584, 25860730, 29555120, 41377168, 51721460, 103442920, 206885840]

約数ペア:

[(1, 206885840), (2, 103442920), (4, 51721460), (5, 41377168), (7, 29555120), (8, 25860730), (10, 20688584), (14, 14777560), (16, 12930365), (20, 10344292), (28, 7388780), (35, 5911024), (40, 5172146), (49, 4222160), (56, 3694390), (70, 2955512), (80, 2586073), (89, 2324560), (98, 2111080), (112, 1847195), (140, 1477756), (178, 1162280), (196, 1055540), (245, 844432), (280, 738878), (356, 581140), (392, 527770), (445, 464912), (490, 422216), (560, 369439), (593, 348880), (623, 332080), (712, 290570), (784, 263885), (890, 232456), (980, 211108), (1186, 174440), (1246, 166040), (1424, 145285), (1780, 116228), (1960, 105554), (2372, 87220), (2492, 83020), (2965, 69776), (3115, 66416), (3560, 58114), (3920, 52777), (4151, 49840), (4361, 47440), (4744, 43610), (4984, 41510), (5930, 34888), (6230, 33208), (7120, 29057), (8302, 24920), (8722, 23720), (9488, 21805), (9968, 20755), (11860, 17444), (12460, 16604)]