217795560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:447

約数の個数: 128

約数和(自身を含む): 672122880

約数和(自身を除く): 454327320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 103, 120, 134, 201, 206, 263, 268, 309, 335, 402, 412, 515, 526, 536, 618, 670, 789, 804, 824, 1005, 1030, 1052, 1236, 1315, 1340, 1545, 1578, 1608, 2010, 2060, 2104, 2472, 2630, 2680, 3090, 3156, 3945, 4020, 4120, 5260, 6180, 6312, 6901, 7890, 8040, 10520, 12360, 13802, 15780, 17621, 20703, 27089, 27604, 31560, 34505, 35242, 41406, 52863, 54178, 55208, 69010, 70484, 81267, 82812, 88105, 103515, 105726, 108356, 135445, 138020, 140968, 162534, 165624, 176210, 207030, 211452, 216712, 264315, 270890, 276040, 325068, 352420, 406335, 414060, 422904, 528630, 541780, 650136, 704840, 812670, 828120, 1057260, 1083560, 1625340, 1814963, 2114520, 3250680, 3629926, 5444889, 7259852, 9074815, 10889778, 14519704, 18149630, 21779556, 27224445, 36299260, 43559112, 54448890, 72598520, 108897780, 217795560]

約数ペア:

[(1, 217795560), (2, 108897780), (3, 72598520), (4, 54448890), (5, 43559112), (6, 36299260), (8, 27224445), (10, 21779556), (12, 18149630), (15, 14519704), (20, 10889778), (24, 9074815), (30, 7259852), (40, 5444889), (60, 3629926), (67, 3250680), (103, 2114520), (120, 1814963), (134, 1625340), (201, 1083560), (206, 1057260), (263, 828120), (268, 812670), (309, 704840), (335, 650136), (402, 541780), (412, 528630), (515, 422904), (526, 414060), (536, 406335), (618, 352420), (670, 325068), (789, 276040), (804, 270890), (824, 264315), (1005, 216712), (1030, 211452), (1052, 207030), (1236, 176210), (1315, 165624), (1340, 162534), (1545, 140968), (1578, 138020), (1608, 135445), (2010, 108356), (2060, 105726), (2104, 103515), (2472, 88105), (2630, 82812), (2680, 81267), (3090, 70484), (3156, 69010), (3945, 55208), (4020, 54178), (4120, 52863), (5260, 41406), (6180, 35242), (6312, 34505), (6901, 31560), (7890, 27604), (8040, 27089), (10520, 20703), (12360, 17621), (13802, 15780)]