265726720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1$

素因数の和:706

約数の個数: 144

約数和(自身を含む): 744081408

約数和(自身を除く): 478354688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 64, 70, 80, 94, 112, 128, 140, 160, 188, 224, 235, 256, 280, 320, 329, 376, 448, 470, 560, 631, 640, 658, 752, 896, 940, 1120, 1262, 1280, 1316, 1504, 1645, 1792, 1880, 2240, 2524, 2632, 3008, 3155, 3290, 3760, 4417, 4480, 5048, 5264, 6016, 6310, 6580, 7520, 8834, 8960, 10096, 10528, 12032, 12620, 13160, 15040, 17668, 20192, 21056, 22085, 25240, 26320, 29657, 30080, 35336, 40384, 42112, 44170, 50480, 52640, 59314, 60160, 70672, 80768, 84224, 88340, 100960, 105280, 118628, 141344, 148285, 161536, 176680, 201920, 207599, 210560, 237256, 282688, 296570, 353360, 403840, 415198, 421120, 474512, 565376, 593140, 706720, 807680, 830396, 949024, 1037995, 1130752, 1186280, 1413440, 1660792, 1898048, 2075990, 2372560, 2826880, 3321584, 3796096, 4151980, 4745120, 5653760, 6643168, 7592192, 8303960, 9490240, 13286336, 16607920, 18980480, 26572672, 33215840, 37960960, 53145344, 66431680, 132863360, 265726720]

約数ペア:

[(1, 265726720), (2, 132863360), (4, 66431680), (5, 53145344), (7, 37960960), (8, 33215840), (10, 26572672), (14, 18980480), (16, 16607920), (20, 13286336), (28, 9490240), (32, 8303960), (35, 7592192), (40, 6643168), (47, 5653760), (56, 4745120), (64, 4151980), (70, 3796096), (80, 3321584), (94, 2826880), (112, 2372560), (128, 2075990), (140, 1898048), (160, 1660792), (188, 1413440), (224, 1186280), (235, 1130752), (256, 1037995), (280, 949024), (320, 830396), (329, 807680), (376, 706720), (448, 593140), (470, 565376), (560, 474512), (631, 421120), (640, 415198), (658, 403840), (752, 353360), (896, 296570), (940, 282688), (1120, 237256), (1262, 210560), (1280, 207599), (1316, 201920), (1504, 176680), (1645, 161536), (1792, 148285), (1880, 141344), (2240, 118628), (2524, 105280), (2632, 100960), (3008, 88340), (3155, 84224), (3290, 80768), (3760, 70672), (4417, 60160), (4480, 59314), (5048, 52640), (5264, 50480), (6016, 44170), (6310, 42112), (6580, 40384), (7520, 35336), (8834, 30080), (8960, 29657), (10096, 26320), (10528, 25240), (12032, 22085), (12620, 21056), (13160, 20192), (15040, 17668)]