206857140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7351}}^1$

素因数の和:7437

約数の個数: 96

約数和(自身を含む): 671913984

約数和(自身を除く): 465056844

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 67, 70, 84, 105, 134, 140, 201, 210, 268, 335, 402, 420, 469, 670, 804, 938, 1005, 1340, 1407, 1876, 2010, 2345, 2814, 4020, 4690, 5628, 7035, 7351, 9380, 14070, 14702, 22053, 28140, 29404, 36755, 44106, 51457, 73510, 88212, 102914, 110265, 147020, 154371, 205828, 220530, 257285, 308742, 441060, 492517, 514570, 617484, 771855, 985034, 1029140, 1477551, 1543710, 1970068, 2462585, 2955102, 3087420, 3447619, 4925170, 5910204, 6895238, 7387755, 9850340, 10342857, 13790476, 14775510, 17238095, 20685714, 29551020, 34476190, 41371428, 51714285, 68952380, 103428570, 206857140]

約数ペア:

[(1, 206857140), (2, 103428570), (3, 68952380), (4, 51714285), (5, 41371428), (6, 34476190), (7, 29551020), (10, 20685714), (12, 17238095), (14, 14775510), (15, 13790476), (20, 10342857), (21, 9850340), (28, 7387755), (30, 6895238), (35, 5910204), (42, 4925170), (60, 3447619), (67, 3087420), (70, 2955102), (84, 2462585), (105, 1970068), (134, 1543710), (140, 1477551), (201, 1029140), (210, 985034), (268, 771855), (335, 617484), (402, 514570), (420, 492517), (469, 441060), (670, 308742), (804, 257285), (938, 220530), (1005, 205828), (1340, 154371), (1407, 147020), (1876, 110265), (2010, 102914), (2345, 88212), (2814, 73510), (4020, 51457), (4690, 44106), (5628, 36755), (7035, 29404), (7351, 28140), (9380, 22053), (14070, 14702)]