281189760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1069}}^1$

素因数の和:1228

約数の個数: 128

約数和(自身を含む): 903679200

約数和(自身を除く): 622489440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 137, 160, 192, 240, 274, 320, 384, 411, 480, 548, 640, 685, 822, 960, 1069, 1096, 1370, 1644, 1920, 2055, 2138, 2192, 2740, 3207, 3288, 4110, 4276, 4384, 5345, 5480, 6414, 6576, 8220, 8552, 8768, 10690, 10960, 12828, 13152, 16035, 16440, 17104, 17536, 21380, 21920, 25656, 26304, 32070, 32880, 34208, 42760, 43840, 51312, 52608, 64140, 65760, 68416, 85520, 87680, 102624, 128280, 131520, 136832, 146453, 171040, 205248, 256560, 263040, 292906, 342080, 410496, 439359, 513120, 585812, 684160, 732265, 878718, 1026240, 1171624, 1464530, 1757436, 2052480, 2196795, 2343248, 2929060, 3514872, 4393590, 4686496, 5858120, 7029744, 8787180, 9372992, 11716240, 14059488, 17574360, 18745984, 23432480, 28118976, 35148720, 46864960, 56237952, 70297440, 93729920, 140594880, 281189760]

約数ペア:

[(1, 281189760), (2, 140594880), (3, 93729920), (4, 70297440), (5, 56237952), (6, 46864960), (8, 35148720), (10, 28118976), (12, 23432480), (15, 18745984), (16, 17574360), (20, 14059488), (24, 11716240), (30, 9372992), (32, 8787180), (40, 7029744), (48, 5858120), (60, 4686496), (64, 4393590), (80, 3514872), (96, 2929060), (120, 2343248), (128, 2196795), (137, 2052480), (160, 1757436), (192, 1464530), (240, 1171624), (274, 1026240), (320, 878718), (384, 732265), (411, 684160), (480, 585812), (548, 513120), (640, 439359), (685, 410496), (822, 342080), (960, 292906), (1069, 263040), (1096, 256560), (1370, 205248), (1644, 171040), (1920, 146453), (2055, 136832), (2138, 131520), (2192, 128280), (2740, 102624), (3207, 87680), (3288, 85520), (4110, 68416), (4276, 65760), (4384, 64140), (5345, 52608), (5480, 51312), (6414, 43840), (6576, 42760), (8220, 34208), (8552, 32880), (8768, 32070), (10690, 26304), (10960, 25656), (12828, 21920), (13152, 21380), (16035, 17536), (16440, 17104)]