213657850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^3\times {\mathrm{89}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 484790400

約数和(自身を除く): 271132550

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 89, 95, 133, 175, 178, 190, 266, 350, 361, 445, 475, 623, 665, 722, 890, 950, 1246, 1330, 1691, 1805, 2225, 2527, 3115, 3325, 3382, 3610, 4450, 5054, 6230, 6650, 6859, 8455, 9025, 11837, 12635, 13718, 15575, 16910, 18050, 23674, 25270, 31150, 32129, 34295, 42275, 48013, 59185, 63175, 64258, 68590, 84550, 96026, 118370, 126350, 160645, 171475, 224903, 240065, 295925, 321290, 342950, 449806, 480130, 591850, 610451, 803225, 1124515, 1200325, 1220902, 1606450, 2249030, 2400650, 3052255, 4273157, 5622575, 6104510, 8546314, 11245150, 15261275, 21365785, 30522550, 42731570, 106828925, 213657850]

約数ペア:

[(1, 213657850), (2, 106828925), (5, 42731570), (7, 30522550), (10, 21365785), (14, 15261275), (19, 11245150), (25, 8546314), (35, 6104510), (38, 5622575), (50, 4273157), (70, 3052255), (89, 2400650), (95, 2249030), (133, 1606450), (175, 1220902), (178, 1200325), (190, 1124515), (266, 803225), (350, 610451), (361, 591850), (445, 480130), (475, 449806), (623, 342950), (665, 321290), (722, 295925), (890, 240065), (950, 224903), (1246, 171475), (1330, 160645), (1691, 126350), (1805, 118370), (2225, 96026), (2527, 84550), (3115, 68590), (3325, 64258), (3382, 63175), (3610, 59185), (4450, 48013), (5054, 42275), (6230, 34295), (6650, 32129), (6859, 31150), (8455, 25270), (9025, 23674), (11837, 18050), (12635, 16910), (13718, 15575)]