131007800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:262

約数の個数: 192

約数和(自身を含む): 389975040

約数和(自身を除く): 258967240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 47, 50, 55, 56, 70, 77, 88, 94, 100, 110, 140, 154, 175, 181, 188, 200, 220, 235, 275, 280, 308, 329, 350, 362, 376, 385, 440, 470, 517, 550, 616, 658, 700, 724, 770, 905, 940, 1034, 1100, 1175, 1267, 1316, 1400, 1448, 1540, 1645, 1810, 1880, 1925, 1991, 2068, 2200, 2350, 2534, 2585, 2632, 3080, 3290, 3619, 3620, 3850, 3982, 4136, 4525, 4700, 5068, 5170, 6335, 6580, 7238, 7240, 7700, 7964, 8225, 8507, 9050, 9400, 9955, 10136, 10340, 12670, 12925, 13160, 13937, 14476, 15400, 15928, 16450, 17014, 18095, 18100, 19910, 20680, 25340, 25850, 27874, 28952, 31675, 32900, 34028, 36190, 36200, 39820, 42535, 49775, 50680, 51700, 55748, 59549, 63350, 65800, 68056, 69685, 72380, 79640, 85070, 90475, 93577, 99550, 103400, 111496, 119098, 126700, 139370, 144760, 170140, 180950, 187154, 199100, 212675, 238196, 253400, 278740, 297745, 340280, 348425, 361900, 374308, 398200, 425350, 467885, 476392, 557480, 595490, 655039, 696850, 723800, 748616, 850700, 935770, 1190980, 1310078, 1393700, 1488725, 1701400, 1871540, 2339425, 2381960, 2620156, 2787400, 2977450, 3275195, 3743080, 4678850, 5240312, 5954900, 6550390, 9357700, 11909800, 13100780, 16375975, 18715400, 26201560, 32751950, 65503900, 131007800]

約数ペア:

[(1, 131007800), (2, 65503900), (4, 32751950), (5, 26201560), (7, 18715400), (8, 16375975), (10, 13100780), (11, 11909800), (14, 9357700), (20, 6550390), (22, 5954900), (25, 5240312), (28, 4678850), (35, 3743080), (40, 3275195), (44, 2977450), (47, 2787400), (50, 2620156), (55, 2381960), (56, 2339425), (70, 1871540), (77, 1701400), (88, 1488725), (94, 1393700), (100, 1310078), (110, 1190980), (140, 935770), (154, 850700), (175, 748616), (181, 723800), (188, 696850), (200, 655039), (220, 595490), (235, 557480), (275, 476392), (280, 467885), (308, 425350), (329, 398200), (350, 374308), (362, 361900), (376, 348425), (385, 340280), (440, 297745), (470, 278740), (517, 253400), (550, 238196), (616, 212675), (658, 199100), (700, 187154), (724, 180950), (770, 170140), (905, 144760), (940, 139370), (1034, 126700), (1100, 119098), (1175, 111496), (1267, 103400), (1316, 99550), (1400, 93577), (1448, 90475), (1540, 85070), (1645, 79640), (1810, 72380), (1880, 69685), (1925, 68056), (1991, 65800), (2068, 63350), (2200, 59549), (2350, 55748), (2534, 51700), (2585, 50680), (2632, 49775), (3080, 42535), (3290, 39820), (3619, 36200), (3620, 36190), (3850, 34028), (3982, 32900), (4136, 31675), (4525, 28952), (4700, 27874), (5068, 25850), (5170, 25340), (6335, 20680), (6580, 19910), (7238, 18100), (7240, 18095), (7700, 17014), (7964, 16450), (8225, 15928), (8507, 15400), (9050, 14476), (9400, 13937), (9955, 13160), (10136, 12925), (10340, 12670)]