207823520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:670

約数の個数: 96

約数和(自身を含む): 521640000

約数和(自身を除く): 313816480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 137, 152, 160, 190, 274, 304, 380, 499, 548, 608, 685, 760, 998, 1096, 1370, 1520, 1996, 2192, 2495, 2603, 2740, 3040, 3992, 4384, 4990, 5206, 5480, 7984, 9481, 9980, 10412, 10960, 13015, 15968, 18962, 19960, 20824, 21920, 26030, 37924, 39920, 41648, 47405, 52060, 68363, 75848, 79840, 83296, 94810, 104120, 136726, 151696, 189620, 208240, 273452, 303392, 341815, 379240, 416480, 546904, 683630, 758480, 1093808, 1298897, 1367260, 1516960, 2187616, 2597794, 2734520, 5195588, 5469040, 6494485, 10391176, 10938080, 12988970, 20782352, 25977940, 41564704, 51955880, 103911760, 207823520]

約数ペア:

[(1, 207823520), (2, 103911760), (4, 51955880), (5, 41564704), (8, 25977940), (10, 20782352), (16, 12988970), (19, 10938080), (20, 10391176), (32, 6494485), (38, 5469040), (40, 5195588), (76, 2734520), (80, 2597794), (95, 2187616), (137, 1516960), (152, 1367260), (160, 1298897), (190, 1093808), (274, 758480), (304, 683630), (380, 546904), (499, 416480), (548, 379240), (608, 341815), (685, 303392), (760, 273452), (998, 208240), (1096, 189620), (1370, 151696), (1520, 136726), (1996, 104120), (2192, 94810), (2495, 83296), (2603, 79840), (2740, 75848), (3040, 68363), (3992, 52060), (4384, 47405), (4990, 41648), (5206, 39920), (5480, 37924), (7984, 26030), (9481, 21920), (9980, 20824), (10412, 19960), (10960, 18962), (13015, 15968)]