197805440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{659}}^1$

素因数の和:752

約数の個数: 128

約数和(自身を含む): 549331200

約数和(自身を除く): 351525760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 67, 70, 80, 112, 128, 134, 140, 160, 224, 268, 280, 320, 335, 448, 469, 536, 560, 640, 659, 670, 896, 938, 1072, 1120, 1318, 1340, 1876, 2144, 2240, 2345, 2636, 2680, 3295, 3752, 4288, 4480, 4613, 4690, 5272, 5360, 6590, 7504, 8576, 9226, 9380, 10544, 10720, 13180, 15008, 18452, 18760, 21088, 21440, 23065, 26360, 30016, 36904, 37520, 42176, 42880, 44153, 46130, 52720, 60032, 73808, 75040, 84352, 88306, 92260, 105440, 147616, 150080, 176612, 184520, 210880, 220765, 295232, 300160, 309071, 353224, 369040, 421760, 441530, 590464, 618142, 706448, 738080, 883060, 1236284, 1412896, 1476160, 1545355, 1766120, 2472568, 2825792, 2952320, 3090710, 3532240, 4945136, 5651584, 6181420, 7064480, 9890272, 12362840, 14128960, 19780544, 24725680, 28257920, 39561088, 49451360, 98902720, 197805440]

約数ペア:

[(1, 197805440), (2, 98902720), (4, 49451360), (5, 39561088), (7, 28257920), (8, 24725680), (10, 19780544), (14, 14128960), (16, 12362840), (20, 9890272), (28, 7064480), (32, 6181420), (35, 5651584), (40, 4945136), (56, 3532240), (64, 3090710), (67, 2952320), (70, 2825792), (80, 2472568), (112, 1766120), (128, 1545355), (134, 1476160), (140, 1412896), (160, 1236284), (224, 883060), (268, 738080), (280, 706448), (320, 618142), (335, 590464), (448, 441530), (469, 421760), (536, 369040), (560, 353224), (640, 309071), (659, 300160), (670, 295232), (896, 220765), (938, 210880), (1072, 184520), (1120, 176612), (1318, 150080), (1340, 147616), (1876, 105440), (2144, 92260), (2240, 88306), (2345, 84352), (2636, 75040), (2680, 73808), (3295, 60032), (3752, 52720), (4288, 46130), (4480, 44153), (4613, 42880), (4690, 42176), (5272, 37520), (5360, 36904), (6590, 30016), (7504, 26360), (8576, 23065), (9226, 21440), (9380, 21088), (10544, 18760), (10720, 18452), (13180, 15008)]