257669280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16267}}^1$

素因数の和:16299

約数の個数: 144

約数和(自身を含む): 959291424

約数和(自身を除く): 701622144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5280, 7920, 15840, 16267, 32534, 48801, 65068, 81335, 97602, 130136, 146403, 162670, 178937, 195204, 244005, 260272, 292806, 325340, 357874, 390408, 488010, 520544, 536811, 585612, 650680, 715748, 732015, 780816, 894685, 976020, 1073622, 1171224, 1301360, 1431496, 1464030, 1561632, 1610433, 1789370, 1952040, 2147244, 2342448, 2602720, 2684055, 2862992, 2928060, 3220866, 3578740, 3904080, 4294488, 4684896, 5368110, 5725984, 5856120, 6441732, 7157480, 7808160, 8052165, 8588976, 10736220, 11712240, 12883464, 14314960, 16104330, 17177952, 21472440, 23424480, 25766928, 28629920, 32208660, 42944880, 51533856, 64417320, 85889760, 128834640, 257669280]

約数ペア:

[(1, 257669280), (2, 128834640), (3, 85889760), (4, 64417320), (5, 51533856), (6, 42944880), (8, 32208660), (9, 28629920), (10, 25766928), (11, 23424480), (12, 21472440), (15, 17177952), (16, 16104330), (18, 14314960), (20, 12883464), (22, 11712240), (24, 10736220), (30, 8588976), (32, 8052165), (33, 7808160), (36, 7157480), (40, 6441732), (44, 5856120), (45, 5725984), (48, 5368110), (55, 4684896), (60, 4294488), (66, 3904080), (72, 3578740), (80, 3220866), (88, 2928060), (90, 2862992), (96, 2684055), (99, 2602720), (110, 2342448), (120, 2147244), (132, 1952040), (144, 1789370), (160, 1610433), (165, 1561632), (176, 1464030), (180, 1431496), (198, 1301360), (220, 1171224), (240, 1073622), (264, 976020), (288, 894685), (330, 780816), (352, 732015), (360, 715748), (396, 650680), (440, 585612), (480, 536811), (495, 520544), (528, 488010), (660, 390408), (720, 357874), (792, 325340), (880, 292806), (990, 260272), (1056, 244005), (1320, 195204), (1440, 178937), (1584, 162670), (1760, 146403), (1980, 130136), (2640, 97602), (3168, 81335), (3960, 65068), (5280, 48801), (7920, 32534), (15840, 16267)]