281411520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22549}}^1$

素因数の和:22582

約数の個数: 112

約数和(自身を含む): 962253600

約数和(自身を除く): 680842080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 22549, 45098, 67647, 90196, 112745, 135294, 180392, 225490, 270588, 293137, 338235, 360784, 450980, 541176, 586274, 676470, 721568, 879411, 901960, 1082352, 1172548, 1352940, 1443136, 1465685, 1758822, 1803920, 2164704, 2345096, 2705880, 2931370, 3517644, 3607840, 4329408, 4397055, 4690192, 5411760, 5862740, 7035288, 7215680, 8794110, 9380384, 10823520, 11725480, 14070576, 17588220, 18760768, 21647040, 23450960, 28141152, 35176440, 46901920, 56282304, 70352880, 93803840, 140705760, 281411520]

約数ペア:

[(1, 281411520), (2, 140705760), (3, 93803840), (4, 70352880), (5, 56282304), (6, 46901920), (8, 35176440), (10, 28141152), (12, 23450960), (13, 21647040), (15, 18760768), (16, 17588220), (20, 14070576), (24, 11725480), (26, 10823520), (30, 9380384), (32, 8794110), (39, 7215680), (40, 7035288), (48, 5862740), (52, 5411760), (60, 4690192), (64, 4397055), (65, 4329408), (78, 3607840), (80, 3517644), (96, 2931370), (104, 2705880), (120, 2345096), (130, 2164704), (156, 1803920), (160, 1758822), (192, 1465685), (195, 1443136), (208, 1352940), (240, 1172548), (260, 1082352), (312, 901960), (320, 879411), (390, 721568), (416, 676470), (480, 586274), (520, 541176), (624, 450980), (780, 360784), (832, 338235), (960, 293137), (1040, 270588), (1248, 225490), (1560, 180392), (2080, 135294), (2496, 112745), (3120, 90196), (4160, 67647), (6240, 45098), (12480, 22549)]